217184760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:563

約数の個数: 256

約数和(自身を含む): 806400000

約数和(自身を除く): 589215240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 31, 36, 39, 40, 45, 52, 54, 60, 62, 65, 72, 78, 90, 93, 104, 108, 117, 120, 124, 130, 135, 155, 156, 180, 186, 195, 216, 234, 248, 260, 270, 279, 310, 312, 351, 360, 372, 390, 403, 465, 468, 499, 520, 540, 558, 585, 620, 702, 744, 780, 806, 837, 930, 936, 998, 1080, 1116, 1170, 1209, 1240, 1395, 1404, 1497, 1560, 1612, 1674, 1755, 1860, 1996, 2015, 2232, 2340, 2418, 2495, 2790, 2808, 2994, 3224, 3348, 3510, 3627, 3720, 3992, 4030, 4185, 4491, 4680, 4836, 4990, 5580, 5988, 6045, 6487, 6696, 7020, 7254, 7485, 8060, 8370, 8982, 9672, 9980, 10881, 11160, 11976, 12090, 12974, 13473, 14040, 14508, 14970, 15469, 16120, 16740, 17964, 18135, 19461, 19960, 21762, 22455, 24180, 25948, 26946, 29016, 29940, 30938, 32435, 33480, 35928, 36270, 38922, 43524, 44910, 46407, 48360, 51896, 53892, 54405, 58383, 59880, 61876, 64870, 67365, 72540, 77345, 77844, 87048, 89820, 92814, 97305, 107784, 108810, 116766, 123752, 129740, 134730, 139221, 145080, 154690, 155688, 175149, 179640, 185628, 194610, 201097, 217620, 232035, 233532, 259480, 269460, 278442, 291915, 309380, 350298, 371256, 389220, 402194, 417663, 435240, 464070, 467064, 538920, 556884, 583830, 603291, 618760, 696105, 700596, 778440, 804388, 835326, 875745, 928140, 1005485, 1113768, 1167660, 1206582, 1392210, 1401192, 1608776, 1670652, 1751490, 1809873, 1856280, 2010970, 2088315, 2335320, 2413164, 2784420, 3016455, 3341304, 3502980, 3619746, 4021940, 4176630, 4826328, 5429619, 5568840, 6032910, 7005960, 7239492, 8043880, 8353260, 9049365, 10859238, 12065820, 14478984, 16706520, 18098730, 21718476, 24131640, 27148095, 36197460, 43436952, 54296190, 72394920, 108592380, 217184760]

約数ペア:

[(1, 217184760), (2, 108592380), (3, 72394920), (4, 54296190), (5, 43436952), (6, 36197460), (8, 27148095), (9, 24131640), (10, 21718476), (12, 18098730), (13, 16706520), (15, 14478984), (18, 12065820), (20, 10859238), (24, 9049365), (26, 8353260), (27, 8043880), (30, 7239492), (31, 7005960), (36, 6032910), (39, 5568840), (40, 5429619), (45, 4826328), (52, 4176630), (54, 4021940), (60, 3619746), (62, 3502980), (65, 3341304), (72, 3016455), (78, 2784420), (90, 2413164), (93, 2335320), (104, 2088315), (108, 2010970), (117, 1856280), (120, 1809873), (124, 1751490), (130, 1670652), (135, 1608776), (155, 1401192), (156, 1392210), (180, 1206582), (186, 1167660), (195, 1113768), (216, 1005485), (234, 928140), (248, 875745), (260, 835326), (270, 804388), (279, 778440), (310, 700596), (312, 696105), (351, 618760), (360, 603291), (372, 583830), (390, 556884), (403, 538920), (465, 467064), (468, 464070), (499, 435240), (520, 417663), (540, 402194), (558, 389220), (585, 371256), (620, 350298), (702, 309380), (744, 291915), (780, 278442), (806, 269460), (837, 259480), (930, 233532), (936, 232035), (998, 217620), (1080, 201097), (1116, 194610), (1170, 185628), (1209, 179640), (1240, 175149), (1395, 155688), (1404, 154690), (1497, 145080), (1560, 139221), (1612, 134730), (1674, 129740), (1755, 123752), (1860, 116766), (1996, 108810), (2015, 107784), (2232, 97305), (2340, 92814), (2418, 89820), (2495, 87048), (2790, 77844), (2808, 77345), (2994, 72540), (3224, 67365), (3348, 64870), (3510, 61876), (3627, 59880), (3720, 58383), (3992, 54405), (4030, 53892), (4185, 51896), (4491, 48360), (4680, 46407), (4836, 44910), (4990, 43524), (5580, 38922), (5988, 36270), (6045, 35928), (6487, 33480), (6696, 32435), (7020, 30938), (7254, 29940), (7485, 29016), (8060, 26946), (8370, 25948), (8982, 24180), (9672, 22455), (9980, 21762), (10881, 19960), (11160, 19461), (11976, 18135), (12090, 17964), (12974, 16740), (13473, 16120), (14040, 15469), (14508, 14970)]