160987960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1091}}^1$

素因数の和:1157

約数の個数: 128

約数和(自身を含む): 452874240

約数和(自身を除く): 291886280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 31, 34, 35, 40, 56, 62, 68, 70, 85, 119, 124, 136, 140, 155, 170, 217, 238, 248, 280, 310, 340, 434, 476, 527, 595, 620, 680, 868, 952, 1054, 1085, 1091, 1190, 1240, 1736, 2108, 2170, 2182, 2380, 2635, 3689, 4216, 4340, 4364, 4760, 5270, 5455, 7378, 7637, 8680, 8728, 10540, 10910, 14756, 15274, 18445, 18547, 21080, 21820, 29512, 30548, 33821, 36890, 37094, 38185, 43640, 61096, 67642, 73780, 74188, 76370, 92735, 129829, 135284, 147560, 148376, 152740, 169105, 185470, 236747, 259658, 270568, 305480, 338210, 370940, 473494, 519316, 574957, 649145, 676420, 741880, 946988, 1038632, 1149914, 1183735, 1298290, 1352840, 1893976, 2299828, 2367470, 2596580, 2874785, 4024699, 4599656, 4734940, 5193160, 5749570, 8049398, 9469880, 11499140, 16098796, 20123495, 22998280, 32197592, 40246990, 80493980, 160987960]

約数ペア:

[(1, 160987960), (2, 80493980), (4, 40246990), (5, 32197592), (7, 22998280), (8, 20123495), (10, 16098796), (14, 11499140), (17, 9469880), (20, 8049398), (28, 5749570), (31, 5193160), (34, 4734940), (35, 4599656), (40, 4024699), (56, 2874785), (62, 2596580), (68, 2367470), (70, 2299828), (85, 1893976), (119, 1352840), (124, 1298290), (136, 1183735), (140, 1149914), (155, 1038632), (170, 946988), (217, 741880), (238, 676420), (248, 649145), (280, 574957), (310, 519316), (340, 473494), (434, 370940), (476, 338210), (527, 305480), (595, 270568), (620, 259658), (680, 236747), (868, 185470), (952, 169105), (1054, 152740), (1085, 148376), (1091, 147560), (1190, 135284), (1240, 129829), (1736, 92735), (2108, 76370), (2170, 74188), (2182, 73780), (2380, 67642), (2635, 61096), (3689, 43640), (4216, 38185), (4340, 37094), (4364, 36890), (4760, 33821), (5270, 30548), (5455, 29512), (7378, 21820), (7637, 21080), (8680, 18547), (8728, 18445), (10540, 15274), (10910, 14756)]