2447760

素因数分解:

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

素因数の和:101

約数の個数: 160

約数和(自身を含む): 9142272

約数和(自身を除く): 6694512

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, 13020, 13160, 14570, 15792, 17360, 17484, 19740, 20398, 21855, 23312, 26040, 26320, 29140, 30597, 34968, 39480, 40796, 43710, 50995, 52080, 58280, 61194, 69936, 78960, 81592, 87420, 101990, 116560, 122388, 152985, 163184, 174840, 203980, 244776, 305970, 349680, 407960, 489552, 611940, 815920, 1223880, 2447760]

約数ペア:

[(1, 2447760), (2, 1223880), (3, 815920), (4, 611940), (5, 489552), (6, 407960), (7, 349680), (8, 305970), (10, 244776), (12, 203980), (14, 174840), (15, 163184), (16, 152985), (20, 122388), (21, 116560), (24, 101990), (28, 87420), (30, 81592), (31, 78960), (35, 69936), (40, 61194), (42, 58280), (47, 52080), (48, 50995), (56, 43710), (60, 40796), (62, 39480), (70, 34968), (80, 30597), (84, 29140), (93, 26320), (94, 26040), (105, 23312), (112, 21855), (120, 20398), (124, 19740), (140, 17484), (141, 17360), (155, 15792), (168, 14570), (186, 13160), (188, 13020), (210, 11656), (217, 11280), (235, 10416), (240, 10199), (248, 9870), (280, 8742), (282, 8680), (310, 7896), (329, 7440), (336, 7285), (372, 6580), (376, 6510), (420, 5828), (434, 5640), (465, 5264), (470, 5208), (496, 4935), (560, 4371), (564, 4340), (620, 3948), (651, 3760), (658, 3720), (705, 3472), (744, 3290), (752, 3255), (840, 2914), (868, 2820), (930, 2632), (940, 2604), (987, 2480), (1085, 2256), (1128, 2170), (1240, 1974), (1302, 1880), (1316, 1860), (1410, 1736), (1457, 1680), (1488, 1645)]