178773660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4021}}^1$

素因数の和:4068

約数の個数: 144

約数和(自身を含む): 614883360

約数和(自身を除く): 436109700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 4021, 4446, 4940, 7410, 8042, 8892, 11115, 12063, 14820, 16084, 20105, 22230, 24126, 36189, 40210, 44460, 48252, 52273, 60315, 72378, 76399, 80420, 104546, 120630, 144756, 152798, 156819, 180945, 209092, 229197, 241260, 261365, 305596, 313638, 361890, 381995, 458394, 470457, 522730, 627276, 687591, 723780, 763990, 784095, 916788, 940914, 993187, 1045460, 1145985, 1375182, 1527980, 1568190, 1881828, 1986374, 2291970, 2352285, 2750364, 2979561, 3136380, 3437955, 3972748, 4583940, 4704570, 4965935, 5959122, 6875910, 8938683, 9409140, 9931870, 11918244, 13751820, 14897805, 17877366, 19863740, 29795610, 35754732, 44693415, 59591220, 89386830, 178773660]

約数ペア:

[(1, 178773660), (2, 89386830), (3, 59591220), (4, 44693415), (5, 35754732), (6, 29795610), (9, 19863740), (10, 17877366), (12, 14897805), (13, 13751820), (15, 11918244), (18, 9931870), (19, 9409140), (20, 8938683), (26, 6875910), (30, 5959122), (36, 4965935), (38, 4704570), (39, 4583940), (45, 3972748), (52, 3437955), (57, 3136380), (60, 2979561), (65, 2750364), (76, 2352285), (78, 2291970), (90, 1986374), (95, 1881828), (114, 1568190), (117, 1527980), (130, 1375182), (156, 1145985), (171, 1045460), (180, 993187), (190, 940914), (195, 916788), (228, 784095), (234, 763990), (247, 723780), (260, 687591), (285, 627276), (342, 522730), (380, 470457), (390, 458394), (468, 381995), (494, 361890), (570, 313638), (585, 305596), (684, 261365), (741, 241260), (780, 229197), (855, 209092), (988, 180945), (1140, 156819), (1170, 152798), (1235, 144756), (1482, 120630), (1710, 104546), (2223, 80420), (2340, 76399), (2470, 72378), (2964, 60315), (3420, 52273), (3705, 48252), (4021, 44460), (4446, 40210), (4940, 36189), (7410, 24126), (8042, 22230), (8892, 20105), (11115, 16084), (12063, 14820)]