7139820120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{328721}}^1$

素因数の和:328916

約数の個数: 64

約数和(自身を含む): 21537865440

約数和(自身を除く): 14398045320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 181, 362, 543, 724, 905, 1086, 1448, 1810, 2172, 2715, 3620, 4344, 5430, 7240, 10860, 21720, 328721, 657442, 986163, 1314884, 1643605, 1972326, 2629768, 3287210, 3944652, 4930815, 6574420, 7889304, 9861630, 13148840, 19723260, 39446520, 59498501, 118997002, 178495503, 237994004, 297492505, 356991006, 475988008, 594985010, 713982012, 892477515, 1189970020, 1427964024, 1784955030, 2379940040, 3569910060, 7139820120]

約数ペア:

[(1, 7139820120), (2, 3569910060), (3, 2379940040), (4, 1784955030), (5, 1427964024), (6, 1189970020), (8, 892477515), (10, 713982012), (12, 594985010), (15, 475988008), (20, 356991006), (24, 297492505), (30, 237994004), (40, 178495503), (60, 118997002), (120, 59498501), (181, 39446520), (362, 19723260), (543, 13148840), (724, 9861630), (905, 7889304), (1086, 6574420), (1448, 4930815), (1810, 3944652), (2172, 3287210), (2715, 2629768), (3620, 1972326), (4344, 1643605), (5430, 1314884), (7240, 986163), (10860, 657442), (21720, 328721)]