81062730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{577}}^1$

素因数の和:820

約数の個数: 96

約数和(自身を含む): 242371584

約数和(自身を除く): 161308854

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 223, 315, 446, 577, 630, 669, 1115, 1154, 1338, 1561, 1731, 2007, 2230, 2885, 3122, 3345, 3462, 4014, 4039, 4683, 5193, 5770, 6690, 7805, 8078, 8655, 9366, 10035, 10386, 12117, 14049, 15610, 17310, 20070, 20195, 23415, 24234, 25965, 28098, 36351, 40390, 46830, 51930, 60585, 70245, 72702, 121170, 128671, 140490, 181755, 257342, 363510, 386013, 643355, 772026, 900697, 1158039, 1286710, 1801394, 1930065, 2316078, 2702091, 3860130, 4503485, 5404182, 5790195, 8106273, 9006970, 11580390, 13510455, 16212546, 27020910, 40531365, 81062730]

約数ペア:

[(1, 81062730), (2, 40531365), (3, 27020910), (5, 16212546), (6, 13510455), (7, 11580390), (9, 9006970), (10, 8106273), (14, 5790195), (15, 5404182), (18, 4503485), (21, 3860130), (30, 2702091), (35, 2316078), (42, 1930065), (45, 1801394), (63, 1286710), (70, 1158039), (90, 900697), (105, 772026), (126, 643355), (210, 386013), (223, 363510), (315, 257342), (446, 181755), (577, 140490), (630, 128671), (669, 121170), (1115, 72702), (1154, 70245), (1338, 60585), (1561, 51930), (1731, 46830), (2007, 40390), (2230, 36351), (2885, 28098), (3122, 25965), (3345, 24234), (3462, 23415), (4014, 20195), (4039, 20070), (4683, 17310), (5193, 15610), (5770, 14049), (6690, 12117), (7805, 10386), (8078, 10035), (8655, 9366)]