28915388880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{11813}}^1$

素因数の和:11914

約数の個数: 320

約数和(自身を含む): 108006801408

約数和(自身を除く): 79091412528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 47, 48, 56, 60, 62, 70, 80, 84, 93, 94, 105, 112, 120, 124, 140, 141, 155, 168, 186, 188, 210, 217, 235, 240, 248, 280, 282, 310, 329, 336, 372, 376, 420, 434, 465, 470, 496, 560, 564, 620, 651, 658, 705, 744, 752, 840, 868, 930, 940, 987, 1085, 1128, 1240, 1302, 1316, 1410, 1457, 1488, 1645, 1680, 1736, 1860, 1880, 1974, 2170, 2256, 2480, 2604, 2632, 2820, 2914, 3255, 3290, 3472, 3720, 3760, 3948, 4340, 4371, 4935, 5208, 5264, 5640, 5828, 6510, 6580, 7285, 7440, 7896, 8680, 8742, 9870, 10199, 10416, 11280, 11656, 11813, 13020, 13160, 14570, 15792, 17360, 17484, 19740, 20398, 21855, 23312, 23626, 26040, 26320, 29140, 30597, 34968, 35439, 39480, 40796, 43710, 47252, 50995, 52080, 58280, 59065, 61194, 69936, 70878, 78960, 81592, 82691, 87420, 94504, 101990, 116560, 118130, 122388, 141756, 152985, 163184, 165382, 174840, 177195, 189008, 203980, 236260, 244776, 248073, 283512, 305970, 330764, 349680, 354390, 366203, 407960, 413455, 472520, 489552, 496146, 555211, 567024, 611940, 661528, 708780, 732406, 815920, 826910, 945040, 992292, 1098609, 1110422, 1223880, 1240365, 1323056, 1417560, 1464812, 1653820, 1665633, 1831015, 1984584, 2197218, 2220844, 2447760, 2480730, 2563421, 2776055, 2835120, 2929624, 3307640, 3331266, 3662030, 3886477, 3969168, 4394436, 4441688, 4961460, 5126842, 5493045, 5552110, 5859248, 6615280, 6662532, 7324060, 7690263, 7772954, 8328165, 8788872, 8883376, 9922920, 10253684, 10986090, 11104220, 11659431, 12817105, 13325064, 14648120, 15380526, 15545908, 16656330, 17211541, 17577744, 19432385, 19845840, 20507368, 21972180, 22208440, 23318862, 25634210, 26650128, 29296240, 30761052, 31091816, 33312660, 34423082, 38451315, 38864770, 41014736, 43944360, 44416880, 46637724, 51268420, 51634623, 58297155, 61522104, 62183632, 66625320, 68846164, 76902630, 77729540, 86057705, 87888720, 93275448, 102536840, 103269246, 116594310, 120480787, 123044208, 133250640, 137692328, 153805260, 155459080, 172115410, 186550896, 205073680, 206538492, 233188620, 240961574, 258173115, 275384656, 307610520, 310918160, 344230820, 361442361, 413076984, 466377240, 481923148, 516346230, 602403935, 615221040, 688461640, 722884722, 826153968, 932754480, 963846296, 1032692460, 1204807870, 1376923280, 1445769444, 1807211805, 1927692592, 2065384920, 2409615740, 2891538888, 3614423610, 4130769840, 4819231480, 5783077776, 7228847220, 9638462960, 14457694440, 28915388880]

約数ペア:

[(1, 28915388880), (2, 14457694440), (3, 9638462960), (4, 7228847220), (5, 5783077776), (6, 4819231480), (7, 4130769840), (8, 3614423610), (10, 2891538888), (12, 2409615740), (14, 2065384920), (15, 1927692592), (16, 1807211805), (20, 1445769444), (21, 1376923280), (24, 1204807870), (28, 1032692460), (30, 963846296), (31, 932754480), (35, 826153968), (40, 722884722), (42, 688461640), (47, 615221040), (48, 602403935), (56, 516346230), (60, 481923148), (62, 466377240), (70, 413076984), (80, 361442361), (84, 344230820), (93, 310918160), (94, 307610520), (105, 275384656), (112, 258173115), (120, 240961574), (124, 233188620), (140, 206538492), (141, 205073680), (155, 186550896), (168, 172115410), (186, 155459080), (188, 153805260), (210, 137692328), (217, 133250640), (235, 123044208), (240, 120480787), (248, 116594310), (280, 103269246), (282, 102536840), (310, 93275448), (329, 87888720), (336, 86057705), (372, 77729540), (376, 76902630), (420, 68846164), (434, 66625320), (465, 62183632), (470, 61522104), (496, 58297155), (560, 51634623), (564, 51268420), (620, 46637724), (651, 44416880), (658, 43944360), (705, 41014736), (744, 38864770), (752, 38451315), (840, 34423082), (868, 33312660), (930, 31091816), (940, 30761052), (987, 29296240), (1085, 26650128), (1128, 25634210), (1240, 23318862), (1302, 22208440), (1316, 21972180), (1410, 20507368), (1457, 19845840), (1488, 19432385), (1645, 17577744), (1680, 17211541), (1736, 16656330), (1860, 15545908), (1880, 15380526), (1974, 14648120), (2170, 13325064), (2256, 12817105), (2480, 11659431), (2604, 11104220), (2632, 10986090), (2820, 10253684), (2914, 9922920), (3255, 8883376), (3290, 8788872), (3472, 8328165), (3720, 7772954), (3760, 7690263), (3948, 7324060), (4340, 6662532), (4371, 6615280), (4935, 5859248), (5208, 5552110), (5264, 5493045), (5640, 5126842), (5828, 4961460), (6510, 4441688), (6580, 4394436), (7285, 3969168), (7440, 3886477), (7896, 3662030), (8680, 3331266), (8742, 3307640), (9870, 2929624), (10199, 2835120), (10416, 2776055), (11280, 2563421), (11656, 2480730), (11813, 2447760), (13020, 2220844), (13160, 2197218), (14570, 1984584), (15792, 1831015), (17360, 1665633), (17484, 1653820), (19740, 1464812), (20398, 1417560), (21855, 1323056), (23312, 1240365), (23626, 1223880), (26040, 1110422), (26320, 1098609), (29140, 992292), (30597, 945040), (34968, 826910), (35439, 815920), (39480, 732406), (40796, 708780), (43710, 661528), (47252, 611940), (50995, 567024), (52080, 555211), (58280, 496146), (59065, 489552), (61194, 472520), (69936, 413455), (70878, 407960), (78960, 366203), (81592, 354390), (82691, 349680), (87420, 330764), (94504, 305970), (101990, 283512), (116560, 248073), (118130, 244776), (122388, 236260), (141756, 203980), (152985, 189008), (163184, 177195), (165382, 174840)]