18106920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 192

約数和(自身を含む): 65454480

約数和(自身を除く): 47347560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 53, 60, 65, 72, 73, 78, 90, 104, 106, 117, 120, 130, 146, 156, 159, 180, 195, 212, 219, 234, 260, 265, 292, 312, 318, 360, 365, 390, 424, 438, 468, 477, 520, 530, 584, 585, 636, 657, 689, 730, 780, 795, 876, 936, 949, 954, 1060, 1095, 1170, 1272, 1314, 1378, 1460, 1560, 1590, 1752, 1898, 1908, 2067, 2120, 2190, 2340, 2385, 2628, 2756, 2847, 2920, 3180, 3285, 3445, 3796, 3816, 3869, 4134, 4380, 4680, 4745, 4770, 5256, 5512, 5694, 6201, 6360, 6570, 6890, 7592, 7738, 8268, 8541, 8760, 9490, 9540, 10335, 11388, 11607, 12402, 13140, 13780, 14235, 15476, 16536, 17082, 18980, 19080, 19345, 20670, 22776, 23214, 24804, 26280, 27560, 28470, 30952, 31005, 34164, 34821, 37960, 38690, 41340, 42705, 46428, 49608, 50297, 56940, 58035, 62010, 68328, 69642, 77380, 82680, 85410, 92856, 100594, 113880, 116070, 124020, 139284, 150891, 154760, 170820, 174105, 201188, 232140, 248040, 251485, 278568, 301782, 341640, 348210, 402376, 452673, 464280, 502970, 603564, 696420, 754455, 905346, 1005940, 1207128, 1392840, 1508910, 1810692, 2011880, 2263365, 3017820, 3621384, 4526730, 6035640, 9053460, 18106920]

約数ペア:

[(1, 18106920), (2, 9053460), (3, 6035640), (4, 4526730), (5, 3621384), (6, 3017820), (8, 2263365), (9, 2011880), (10, 1810692), (12, 1508910), (13, 1392840), (15, 1207128), (18, 1005940), (20, 905346), (24, 754455), (26, 696420), (30, 603564), (36, 502970), (39, 464280), (40, 452673), (45, 402376), (52, 348210), (53, 341640), (60, 301782), (65, 278568), (72, 251485), (73, 248040), (78, 232140), (90, 201188), (104, 174105), (106, 170820), (117, 154760), (120, 150891), (130, 139284), (146, 124020), (156, 116070), (159, 113880), (180, 100594), (195, 92856), (212, 85410), (219, 82680), (234, 77380), (260, 69642), (265, 68328), (292, 62010), (312, 58035), (318, 56940), (360, 50297), (365, 49608), (390, 46428), (424, 42705), (438, 41340), (468, 38690), (477, 37960), (520, 34821), (530, 34164), (584, 31005), (585, 30952), (636, 28470), (657, 27560), (689, 26280), (730, 24804), (780, 23214), (795, 22776), (876, 20670), (936, 19345), (949, 19080), (954, 18980), (1060, 17082), (1095, 16536), (1170, 15476), (1272, 14235), (1314, 13780), (1378, 13140), (1460, 12402), (1560, 11607), (1590, 11388), (1752, 10335), (1898, 9540), (1908, 9490), (2067, 8760), (2120, 8541), (2190, 8268), (2340, 7738), (2385, 7592), (2628, 6890), (2756, 6570), (2847, 6360), (2920, 6201), (3180, 5694), (3285, 5512), (3445, 5256), (3796, 4770), (3816, 4745), (3869, 4680), (4134, 4380)]