30646140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{557}}^1$

素因数の和:707

約数の個数: 96

約数和(自身を含む): 98993664

約数和(自身を除く): 68347524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 131, 140, 210, 262, 393, 420, 524, 557, 655, 786, 917, 1114, 1310, 1572, 1671, 1834, 1965, 2228, 2620, 2751, 2785, 3342, 3668, 3899, 3930, 4585, 5502, 5570, 6684, 7798, 7860, 8355, 9170, 11004, 11140, 11697, 13755, 15596, 16710, 18340, 19495, 23394, 27510, 33420, 38990, 46788, 55020, 58485, 72967, 77980, 116970, 145934, 218901, 233940, 291868, 364835, 437802, 510769, 729670, 875604, 1021538, 1094505, 1459340, 1532307, 2043076, 2189010, 2553845, 3064614, 4378020, 5107690, 6129228, 7661535, 10215380, 15323070, 30646140]

約数ペア:

[(1, 30646140), (2, 15323070), (3, 10215380), (4, 7661535), (5, 6129228), (6, 5107690), (7, 4378020), (10, 3064614), (12, 2553845), (14, 2189010), (15, 2043076), (20, 1532307), (21, 1459340), (28, 1094505), (30, 1021538), (35, 875604), (42, 729670), (60, 510769), (70, 437802), (84, 364835), (105, 291868), (131, 233940), (140, 218901), (210, 145934), (262, 116970), (393, 77980), (420, 72967), (524, 58485), (557, 55020), (655, 46788), (786, 38990), (917, 33420), (1114, 27510), (1310, 23394), (1572, 19495), (1671, 18340), (1834, 16710), (1965, 15596), (2228, 13755), (2620, 11697), (2751, 11140), (2785, 11004), (3342, 9170), (3668, 8355), (3899, 7860), (3930, 7798), (4585, 6684), (5502, 5570)]