220489080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3697}}^1$

素因数の和:3789

約数の個数: 128

約数和(自身を含む): 766817280

約数和(自身を除く): 546328200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 994, 1065, 1420, 1491, 1704, 1988, 2130, 2485, 2840, 2982, 3697, 3976, 4260, 4970, 5964, 7394, 7455, 8520, 9940, 11091, 11928, 14788, 14910, 18485, 19880, 22182, 25879, 29576, 29820, 36970, 44364, 51758, 55455, 59640, 73940, 77637, 88728, 103516, 110910, 129395, 147880, 155274, 207032, 221820, 258790, 262487, 310548, 388185, 443640, 517580, 524974, 621096, 776370, 787461, 1035160, 1049948, 1312435, 1552740, 1574922, 1837409, 2099896, 2624870, 3105480, 3149844, 3674818, 3937305, 5249740, 5512227, 6299688, 7349636, 7874610, 9187045, 10499480, 11024454, 14699272, 15749220, 18374090, 22048908, 27561135, 31498440, 36748180, 44097816, 55122270, 73496360, 110244540, 220489080]

約数ペア:

[(1, 220489080), (2, 110244540), (3, 73496360), (4, 55122270), (5, 44097816), (6, 36748180), (7, 31498440), (8, 27561135), (10, 22048908), (12, 18374090), (14, 15749220), (15, 14699272), (20, 11024454), (21, 10499480), (24, 9187045), (28, 7874610), (30, 7349636), (35, 6299688), (40, 5512227), (42, 5249740), (56, 3937305), (60, 3674818), (70, 3149844), (71, 3105480), (84, 2624870), (105, 2099896), (120, 1837409), (140, 1574922), (142, 1552740), (168, 1312435), (210, 1049948), (213, 1035160), (280, 787461), (284, 776370), (355, 621096), (420, 524974), (426, 517580), (497, 443640), (568, 388185), (710, 310548), (840, 262487), (852, 258790), (994, 221820), (1065, 207032), (1420, 155274), (1491, 147880), (1704, 129395), (1988, 110910), (2130, 103516), (2485, 88728), (2840, 77637), (2982, 73940), (3697, 59640), (3976, 55455), (4260, 51758), (4970, 44364), (5964, 36970), (7394, 29820), (7455, 29576), (8520, 25879), (9940, 22182), (11091, 19880), (11928, 18485), (14788, 14910)]