18589067120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{311}}^1\times {\mathrm{4421}}^1$

素因数の和:4771

約数の個数: 120

約数和(自身を含む): 46961003232

約数和(自身を除く): 28371936112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 311, 338, 520, 622, 676, 845, 1040, 1244, 1352, 1555, 1690, 2488, 2704, 3110, 3380, 4043, 4421, 4976, 6220, 6760, 8086, 8842, 12440, 13520, 16172, 17684, 20215, 22105, 24880, 32344, 35368, 40430, 44210, 52559, 57473, 64688, 70736, 80860, 88420, 105118, 114946, 161720, 176840, 210236, 229892, 262795, 287365, 323440, 353680, 420472, 459784, 525590, 574730, 747149, 840944, 919568, 1051180, 1149460, 1374931, 1494298, 2102360, 2298920, 2749862, 2988596, 3735745, 4204720, 4597840, 5499724, 5977192, 6874655, 7471490, 10999448, 11954384, 13749310, 14942980, 17874103, 21998896, 27498620, 29885960, 35748206, 54997240, 59771920, 71496412, 89370515, 109994480, 142992824, 178741030, 232363339, 285985648, 357482060, 464726678, 714964120, 929453356, 1161816695, 1429928240, 1858906712, 2323633390, 3717813424, 4647266780, 9294533560, 18589067120]

約数ペア:

[(1, 18589067120), (2, 9294533560), (4, 4647266780), (5, 3717813424), (8, 2323633390), (10, 1858906712), (13, 1429928240), (16, 1161816695), (20, 929453356), (26, 714964120), (40, 464726678), (52, 357482060), (65, 285985648), (80, 232363339), (104, 178741030), (130, 142992824), (169, 109994480), (208, 89370515), (260, 71496412), (311, 59771920), (338, 54997240), (520, 35748206), (622, 29885960), (676, 27498620), (845, 21998896), (1040, 17874103), (1244, 14942980), (1352, 13749310), (1555, 11954384), (1690, 10999448), (2488, 7471490), (2704, 6874655), (3110, 5977192), (3380, 5499724), (4043, 4597840), (4421, 4204720), (4976, 3735745), (6220, 2988596), (6760, 2749862), (8086, 2298920), (8842, 2102360), (12440, 1494298), (13520, 1374931), (16172, 1149460), (17684, 1051180), (20215, 919568), (22105, 840944), (24880, 747149), (32344, 574730), (35368, 525590), (40430, 459784), (44210, 420472), (52559, 353680), (57473, 323440), (64688, 287365), (70736, 262795), (80860, 229892), (88420, 210236), (105118, 176840), (114946, 161720)]