187163970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:540

約数の個数: 128

約数和(自身を含む): 539619840

約数和(自身を除く): 352455870

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 58, 70, 73, 87, 105, 145, 146, 174, 203, 210, 219, 290, 365, 406, 421, 435, 438, 511, 609, 730, 842, 870, 1015, 1022, 1095, 1218, 1263, 1533, 2030, 2105, 2117, 2190, 2526, 2555, 2947, 3045, 3066, 4210, 4234, 5110, 5894, 6090, 6315, 6351, 7665, 8841, 10585, 12209, 12630, 12702, 14735, 14819, 15330, 17682, 21170, 24418, 29470, 29638, 30733, 31755, 36627, 44205, 44457, 61045, 61466, 63510, 73254, 74095, 85463, 88410, 88914, 92199, 122090, 148190, 153665, 170926, 183135, 184398, 215131, 222285, 256389, 307330, 366270, 427315, 430262, 444570, 460995, 512778, 645393, 854630, 891257, 921990, 1075655, 1281945, 1290786, 1782514, 2151310, 2563890, 2673771, 3226965, 4456285, 5347542, 6238799, 6453930, 8912570, 12477598, 13368855, 18716397, 26737710, 31193995, 37432794, 62387990, 93581985, 187163970]

約数ペア:

[(1, 187163970), (2, 93581985), (3, 62387990), (5, 37432794), (6, 31193995), (7, 26737710), (10, 18716397), (14, 13368855), (15, 12477598), (21, 8912570), (29, 6453930), (30, 6238799), (35, 5347542), (42, 4456285), (58, 3226965), (70, 2673771), (73, 2563890), (87, 2151310), (105, 1782514), (145, 1290786), (146, 1281945), (174, 1075655), (203, 921990), (210, 891257), (219, 854630), (290, 645393), (365, 512778), (406, 460995), (421, 444570), (435, 430262), (438, 427315), (511, 366270), (609, 307330), (730, 256389), (842, 222285), (870, 215131), (1015, 184398), (1022, 183135), (1095, 170926), (1218, 153665), (1263, 148190), (1533, 122090), (2030, 92199), (2105, 88914), (2117, 88410), (2190, 85463), (2526, 74095), (2555, 73254), (2947, 63510), (3045, 61466), (3066, 61045), (4210, 44457), (4234, 44205), (5110, 36627), (5894, 31755), (6090, 30733), (6315, 29638), (6351, 29470), (7665, 24418), (8841, 21170), (10585, 17682), (12209, 15330), (12630, 14819), (12702, 14735)]