285419976

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:451

約数の個数: 128

約数和(自身を含む): 790425600

約数和(自身を除く): 505005624

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 57, 61, 62, 76, 93, 114, 122, 124, 152, 183, 186, 228, 244, 248, 331, 366, 372, 456, 488, 589, 662, 732, 744, 993, 1159, 1178, 1324, 1464, 1767, 1891, 1986, 2318, 2356, 2648, 3477, 3534, 3782, 3972, 4636, 4712, 5673, 6289, 6954, 7068, 7564, 7944, 9272, 10261, 11346, 12578, 13908, 14136, 15128, 18867, 20191, 20522, 22692, 25156, 27816, 30783, 35929, 37734, 40382, 41044, 45384, 50312, 60573, 61566, 71858, 75468, 80764, 82088, 107787, 121146, 123132, 143716, 150936, 161528, 194959, 215574, 242292, 246264, 287432, 383629, 389918, 431148, 484584, 584877, 625921, 767258, 779836, 862296, 1150887, 1169754, 1251842, 1534516, 1559672, 1877763, 2301774, 2339508, 2503684, 3069032, 3755526, 4603548, 4679016, 5007368, 7511052, 9207096, 11892499, 15022104, 23784998, 35677497, 47569996, 71354994, 95139992, 142709988, 285419976]

約数ペア:

[(1, 285419976), (2, 142709988), (3, 95139992), (4, 71354994), (6, 47569996), (8, 35677497), (12, 23784998), (19, 15022104), (24, 11892499), (31, 9207096), (38, 7511052), (57, 5007368), (61, 4679016), (62, 4603548), (76, 3755526), (93, 3069032), (114, 2503684), (122, 2339508), (124, 2301774), (152, 1877763), (183, 1559672), (186, 1534516), (228, 1251842), (244, 1169754), (248, 1150887), (331, 862296), (366, 779836), (372, 767258), (456, 625921), (488, 584877), (589, 484584), (662, 431148), (732, 389918), (744, 383629), (993, 287432), (1159, 246264), (1178, 242292), (1324, 215574), (1464, 194959), (1767, 161528), (1891, 150936), (1986, 143716), (2318, 123132), (2356, 121146), (2648, 107787), (3477, 82088), (3534, 80764), (3782, 75468), (3972, 71858), (4636, 61566), (4712, 60573), (5673, 50312), (6289, 45384), (6954, 41044), (7068, 40382), (7564, 37734), (7944, 35929), (9272, 30783), (10261, 27816), (11346, 25156), (12578, 22692), (13908, 20522), (14136, 20191), (15128, 18867)]