178133520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:521

約数の個数: 160

約数和(自身を含む): 580212864

約数和(自身を除く): 402079344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 43, 48, 60, 80, 82, 86, 120, 123, 129, 164, 172, 205, 215, 240, 246, 258, 328, 344, 410, 421, 430, 492, 516, 615, 645, 656, 688, 820, 842, 860, 984, 1032, 1230, 1263, 1290, 1640, 1684, 1720, 1763, 1968, 2064, 2105, 2460, 2526, 2580, 3280, 3368, 3440, 3526, 4210, 4920, 5052, 5160, 5289, 6315, 6736, 7052, 8420, 8815, 9840, 10104, 10320, 10578, 12630, 14104, 16840, 17261, 17630, 18103, 20208, 21156, 25260, 26445, 28208, 33680, 34522, 35260, 36206, 42312, 50520, 51783, 52890, 54309, 69044, 70520, 72412, 84624, 86305, 90515, 101040, 103566, 105780, 108618, 138088, 141040, 144824, 172610, 181030, 207132, 211560, 217236, 258915, 271545, 276176, 289648, 345220, 362060, 414264, 423120, 434472, 517830, 543090, 690440, 724120, 742223, 828528, 868944, 1035660, 1086180, 1380880, 1448240, 1484446, 2071320, 2172360, 2226669, 2968892, 3711115, 4142640, 4344720, 4453338, 5937784, 7422230, 8906676, 11133345, 11875568, 14844460, 17813352, 22266690, 29688920, 35626704, 44533380, 59377840, 89066760, 178133520]

約数ペア:

[(1, 178133520), (2, 89066760), (3, 59377840), (4, 44533380), (5, 35626704), (6, 29688920), (8, 22266690), (10, 17813352), (12, 14844460), (15, 11875568), (16, 11133345), (20, 8906676), (24, 7422230), (30, 5937784), (40, 4453338), (41, 4344720), (43, 4142640), (48, 3711115), (60, 2968892), (80, 2226669), (82, 2172360), (86, 2071320), (120, 1484446), (123, 1448240), (129, 1380880), (164, 1086180), (172, 1035660), (205, 868944), (215, 828528), (240, 742223), (246, 724120), (258, 690440), (328, 543090), (344, 517830), (410, 434472), (421, 423120), (430, 414264), (492, 362060), (516, 345220), (615, 289648), (645, 276176), (656, 271545), (688, 258915), (820, 217236), (842, 211560), (860, 207132), (984, 181030), (1032, 172610), (1230, 144824), (1263, 141040), (1290, 138088), (1640, 108618), (1684, 105780), (1720, 103566), (1763, 101040), (1968, 90515), (2064, 86305), (2105, 84624), (2460, 72412), (2526, 70520), (2580, 69044), (3280, 54309), (3368, 52890), (3440, 51783), (3526, 50520), (4210, 42312), (4920, 36206), (5052, 35260), (5160, 34522), (5289, 33680), (6315, 28208), (6736, 26445), (7052, 25260), (8420, 21156), (8815, 20208), (9840, 18103), (10104, 17630), (10320, 17261), (10578, 16840), (12630, 14104)]