280487844

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{85619}}^1$

素因数の和:85649

約数の個数: 72

約数和(自身を含む): 872639040

約数和(自身を除く): 592151196

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 85619, 171238, 256857, 342476, 513714, 599333, 770571, 1027428, 1113047, 1198666, 1541142, 1797999, 2226094, 2397332, 3082284, 3339141, 3595998, 4452188, 5393997, 6678282, 7191996, 7791329, 10017423, 10787994, 13356564, 15582658, 20034846, 21575988, 23373987, 31165316, 40069692, 46747974, 70121961, 93495948, 140243922, 280487844]

約数ペア:

[(1, 280487844), (2, 140243922), (3, 93495948), (4, 70121961), (6, 46747974), (7, 40069692), (9, 31165316), (12, 23373987), (13, 21575988), (14, 20034846), (18, 15582658), (21, 13356564), (26, 10787994), (28, 10017423), (36, 7791329), (39, 7191996), (42, 6678282), (52, 5393997), (63, 4452188), (78, 3595998), (84, 3339141), (91, 3082284), (117, 2397332), (126, 2226094), (156, 1797999), (182, 1541142), (234, 1198666), (252, 1113047), (273, 1027428), (364, 770571), (468, 599333), (546, 513714), (819, 342476), (1092, 256857), (1638, 171238), (3276, 85619)]