89561220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{743}}^1$

素因数の和:810

約数の個数: 144

約数和(自身を含む): 299230848

約数和(自身を除く): 209669628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 49, 60, 70, 82, 84, 98, 105, 123, 140, 147, 164, 196, 205, 210, 245, 246, 287, 294, 410, 420, 490, 492, 574, 588, 615, 735, 743, 820, 861, 980, 1148, 1230, 1435, 1470, 1486, 1722, 2009, 2229, 2460, 2870, 2940, 2972, 3444, 3715, 4018, 4305, 4458, 5201, 5740, 6027, 7430, 8036, 8610, 8916, 10045, 10402, 11145, 12054, 14860, 15603, 17220, 20090, 20804, 22290, 24108, 26005, 30135, 30463, 31206, 36407, 40180, 44580, 52010, 60270, 60926, 62412, 72814, 78015, 91389, 104020, 109221, 120540, 121852, 145628, 152315, 156030, 182035, 182778, 213241, 218442, 304630, 312060, 364070, 365556, 426482, 436884, 456945, 546105, 609260, 639723, 728140, 852964, 913890, 1066205, 1092210, 1279446, 1492687, 1827780, 2132410, 2184420, 2558892, 2985374, 3198615, 4264820, 4478061, 5970748, 6397230, 7463435, 8956122, 12794460, 14926870, 17912244, 22390305, 29853740, 44780610, 89561220]

約数ペア:

[(1, 89561220), (2, 44780610), (3, 29853740), (4, 22390305), (5, 17912244), (6, 14926870), (7, 12794460), (10, 8956122), (12, 7463435), (14, 6397230), (15, 5970748), (20, 4478061), (21, 4264820), (28, 3198615), (30, 2985374), (35, 2558892), (41, 2184420), (42, 2132410), (49, 1827780), (60, 1492687), (70, 1279446), (82, 1092210), (84, 1066205), (98, 913890), (105, 852964), (123, 728140), (140, 639723), (147, 609260), (164, 546105), (196, 456945), (205, 436884), (210, 426482), (245, 365556), (246, 364070), (287, 312060), (294, 304630), (410, 218442), (420, 213241), (490, 182778), (492, 182035), (574, 156030), (588, 152315), (615, 145628), (735, 121852), (743, 120540), (820, 109221), (861, 104020), (980, 91389), (1148, 78015), (1230, 72814), (1435, 62412), (1470, 60926), (1486, 60270), (1722, 52010), (2009, 44580), (2229, 40180), (2460, 36407), (2870, 31206), (2940, 30463), (2972, 30135), (3444, 26005), (3715, 24108), (4018, 22290), (4305, 20804), (4458, 20090), (5201, 17220), (5740, 15603), (6027, 14860), (7430, 12054), (8036, 11145), (8610, 10402), (8916, 10045)]