79398480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{283}}^1$

素因数の和:473

約数の個数: 160

約数和(自身を含む): 283981824

約数和(自身を除く): 204583344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 167, 168, 210, 240, 280, 283, 334, 336, 420, 501, 560, 566, 668, 835, 840, 849, 1002, 1132, 1169, 1336, 1415, 1670, 1680, 1698, 1981, 2004, 2264, 2338, 2505, 2672, 2830, 3340, 3396, 3507, 3962, 4008, 4245, 4528, 4676, 5010, 5660, 5845, 5943, 6680, 6792, 7014, 7924, 8016, 8490, 9352, 9905, 10020, 11320, 11690, 11886, 13360, 13584, 14028, 15848, 16980, 17535, 18704, 19810, 20040, 22640, 23380, 23772, 28056, 29715, 31696, 33960, 35070, 39620, 40080, 46760, 47261, 47544, 56112, 59430, 67920, 70140, 79240, 93520, 94522, 95088, 118860, 140280, 141783, 158480, 189044, 236305, 237720, 280560, 283566, 330827, 378088, 472610, 475440, 567132, 661654, 708915, 756176, 945220, 992481, 1134264, 1323308, 1417830, 1654135, 1890440, 1984962, 2268528, 2646616, 2835660, 3308270, 3780880, 3969924, 4962405, 5293232, 5671320, 6616540, 7939848, 9924810, 11342640, 13233080, 15879696, 19849620, 26466160, 39699240, 79398480]

約数ペア:

[(1, 79398480), (2, 39699240), (3, 26466160), (4, 19849620), (5, 15879696), (6, 13233080), (7, 11342640), (8, 9924810), (10, 7939848), (12, 6616540), (14, 5671320), (15, 5293232), (16, 4962405), (20, 3969924), (21, 3780880), (24, 3308270), (28, 2835660), (30, 2646616), (35, 2268528), (40, 1984962), (42, 1890440), (48, 1654135), (56, 1417830), (60, 1323308), (70, 1134264), (80, 992481), (84, 945220), (105, 756176), (112, 708915), (120, 661654), (140, 567132), (167, 475440), (168, 472610), (210, 378088), (240, 330827), (280, 283566), (283, 280560), (334, 237720), (336, 236305), (420, 189044), (501, 158480), (560, 141783), (566, 140280), (668, 118860), (835, 95088), (840, 94522), (849, 93520), (1002, 79240), (1132, 70140), (1169, 67920), (1336, 59430), (1415, 56112), (1670, 47544), (1680, 47261), (1698, 46760), (1981, 40080), (2004, 39620), (2264, 35070), (2338, 33960), (2505, 31696), (2672, 29715), (2830, 28056), (3340, 23772), (3396, 23380), (3507, 22640), (3962, 20040), (4008, 19810), (4245, 18704), (4528, 17535), (4676, 16980), (5010, 15848), (5660, 14028), (5845, 13584), (5943, 13360), (6680, 11886), (6792, 11690), (7014, 11320), (7924, 10020), (8016, 9905), (8490, 9352)]