661467240

素因数分解:

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

素因数の和:3792

約数の個数: 192

約数和(自身を含む): 2492156160

約数和(自身を除く): 1830688920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 71, 72, 84, 90, 105, 120, 126, 140, 142, 168, 180, 210, 213, 252, 280, 284, 315, 355, 360, 420, 426, 497, 504, 568, 630, 639, 710, 840, 852, 994, 1065, 1260, 1278, 1420, 1491, 1704, 1988, 2130, 2485, 2520, 2556, 2840, 2982, 3195, 3697, 3976, 4260, 4473, 4970, 5112, 5964, 6390, 7394, 7455, 8520, 8946, 9940, 11091, 11928, 12780, 14788, 14910, 17892, 18485, 19880, 22182, 22365, 25560, 25879, 29576, 29820, 33273, 35784, 36970, 44364, 44730, 51758, 55455, 59640, 66546, 73940, 77637, 88728, 89460, 103516, 110910, 129395, 133092, 147880, 155274, 166365, 178920, 207032, 221820, 232911, 258790, 262487, 266184, 310548, 332730, 388185, 443640, 465822, 517580, 524974, 621096, 665460, 776370, 787461, 931644, 1035160, 1049948, 1164555, 1312435, 1330920, 1552740, 1574922, 1837409, 1863288, 2099896, 2329110, 2362383, 2624870, 3105480, 3149844, 3674818, 3937305, 4658220, 4724766, 5249740, 5512227, 6299688, 7349636, 7874610, 9187045, 9316440, 9449532, 10499480, 11024454, 11811915, 14699272, 15749220, 16536681, 18374090, 18899064, 22048908, 23623830, 27561135, 31498440, 33073362, 36748180, 44097816, 47247660, 55122270, 66146724, 73496360, 82683405, 94495320, 110244540, 132293448, 165366810, 220489080, 330733620, 661467240]

約数ペア:

[(1, 661467240), (2, 330733620), (3, 220489080), (4, 165366810), (5, 132293448), (6, 110244540), (7, 94495320), (8, 82683405), (9, 73496360), (10, 66146724), (12, 55122270), (14, 47247660), (15, 44097816), (18, 36748180), (20, 33073362), (21, 31498440), (24, 27561135), (28, 23623830), (30, 22048908), (35, 18899064), (36, 18374090), (40, 16536681), (42, 15749220), (45, 14699272), (56, 11811915), (60, 11024454), (63, 10499480), (70, 9449532), (71, 9316440), (72, 9187045), (84, 7874610), (90, 7349636), (105, 6299688), (120, 5512227), (126, 5249740), (140, 4724766), (142, 4658220), (168, 3937305), (180, 3674818), (210, 3149844), (213, 3105480), (252, 2624870), (280, 2362383), (284, 2329110), (315, 2099896), (355, 1863288), (360, 1837409), (420, 1574922), (426, 1552740), (497, 1330920), (504, 1312435), (568, 1164555), (630, 1049948), (639, 1035160), (710, 931644), (840, 787461), (852, 776370), (994, 665460), (1065, 621096), (1260, 524974), (1278, 517580), (1420, 465822), (1491, 443640), (1704, 388185), (1988, 332730), (2130, 310548), (2485, 266184), (2520, 262487), (2556, 258790), (2840, 232911), (2982, 221820), (3195, 207032), (3697, 178920), (3976, 166365), (4260, 155274), (4473, 147880), (4970, 133092), (5112, 129395), (5964, 110910), (6390, 103516), (7394, 89460), (7455, 88728), (8520, 77637), (8946, 73940), (9940, 66546), (11091, 59640), (11928, 55455), (12780, 51758), (14788, 44730), (14910, 44364), (17892, 36970), (18485, 35784), (19880, 33273), (22182, 29820), (22365, 29576), (25560, 25879)]