18572040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2243}}^1$

素因数の和:2283

約数の個数: 96

約数和(自身を含む): 63011520

約数和(自身を除く): 44439480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2243, 2760, 4140, 4486, 6729, 8280, 8972, 11215, 13458, 17944, 20187, 22430, 26916, 33645, 40374, 44860, 51589, 53832, 67290, 80748, 89720, 100935, 103178, 134580, 154767, 161496, 201870, 206356, 257945, 269160, 309534, 403740, 412712, 464301, 515890, 619068, 773835, 807480, 928602, 1031780, 1238136, 1547670, 1857204, 2063560, 2321505, 3095340, 3714408, 4643010, 6190680, 9286020, 18572040]

約数ペア:

[(1, 18572040), (2, 9286020), (3, 6190680), (4, 4643010), (5, 3714408), (6, 3095340), (8, 2321505), (9, 2063560), (10, 1857204), (12, 1547670), (15, 1238136), (18, 1031780), (20, 928602), (23, 807480), (24, 773835), (30, 619068), (36, 515890), (40, 464301), (45, 412712), (46, 403740), (60, 309534), (69, 269160), (72, 257945), (90, 206356), (92, 201870), (115, 161496), (120, 154767), (138, 134580), (180, 103178), (184, 100935), (207, 89720), (230, 80748), (276, 67290), (345, 53832), (360, 51589), (414, 44860), (460, 40374), (552, 33645), (690, 26916), (828, 22430), (920, 20187), (1035, 17944), (1380, 13458), (1656, 11215), (2070, 8972), (2243, 8280), (2760, 6729), (4140, 4486)]