71351700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:642

約数の個数: 144

約数和(自身を含む): 240234624

約数和(自身を除く): 168882924

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 61, 70, 75, 84, 100, 105, 122, 140, 150, 175, 183, 210, 244, 300, 305, 350, 366, 420, 427, 525, 557, 610, 700, 732, 854, 915, 1050, 1114, 1220, 1281, 1525, 1671, 1708, 1830, 2100, 2135, 2228, 2562, 2785, 3050, 3342, 3660, 3899, 4270, 4575, 5124, 5570, 6100, 6405, 6684, 7798, 8355, 8540, 9150, 10675, 11140, 11697, 12810, 13925, 15596, 16710, 18300, 19495, 21350, 23394, 25620, 27850, 32025, 33420, 33977, 38990, 41775, 42700, 46788, 55700, 58485, 64050, 67954, 77980, 83550, 97475, 101931, 116970, 128100, 135908, 167100, 169885, 194950, 203862, 233940, 237839, 292425, 339770, 389900, 407724, 475678, 509655, 584850, 679540, 713517, 849425, 951356, 1019310, 1169700, 1189195, 1427034, 1698850, 2038620, 2378390, 2548275, 2854068, 3397700, 3567585, 4756780, 5096550, 5945975, 7135170, 10193100, 11891950, 14270340, 17837925, 23783900, 35675850, 71351700]

約数ペア:

[(1, 71351700), (2, 35675850), (3, 23783900), (4, 17837925), (5, 14270340), (6, 11891950), (7, 10193100), (10, 7135170), (12, 5945975), (14, 5096550), (15, 4756780), (20, 3567585), (21, 3397700), (25, 2854068), (28, 2548275), (30, 2378390), (35, 2038620), (42, 1698850), (50, 1427034), (60, 1189195), (61, 1169700), (70, 1019310), (75, 951356), (84, 849425), (100, 713517), (105, 679540), (122, 584850), (140, 509655), (150, 475678), (175, 407724), (183, 389900), (210, 339770), (244, 292425), (300, 237839), (305, 233940), (350, 203862), (366, 194950), (420, 169885), (427, 167100), (525, 135908), (557, 128100), (610, 116970), (700, 101931), (732, 97475), (854, 83550), (915, 77980), (1050, 67954), (1114, 64050), (1220, 58485), (1281, 55700), (1525, 46788), (1671, 42700), (1708, 41775), (1830, 38990), (2100, 33977), (2135, 33420), (2228, 32025), (2562, 27850), (2785, 25620), (3050, 23394), (3342, 21350), (3660, 19495), (3899, 18300), (4270, 16710), (4575, 15596), (5124, 13925), (5570, 12810), (6100, 11697), (6405, 11140), (6684, 10675), (7798, 9150), (8355, 8540)]