80868060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4937}}^1$

素因数の和:4972

約数の個数: 144

約数和(自身を含む): 301968576

約数和(自身を除く): 221100516

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 4937, 5460, 8190, 9874, 14811, 16380, 19748, 24685, 29622, 34559, 44433, 49370, 59244, 64181, 69118, 74055, 88866, 98740, 103677, 128362, 138236, 148110, 172795, 177732, 192543, 207354, 222165, 256724, 296220, 311031, 320905, 345590, 385086, 414708, 444330, 449267, 518385, 577629, 622062, 641810, 691180, 770172, 888660, 898534, 962715, 1036770, 1155258, 1244124, 1283620, 1347801, 1555155, 1797068, 1925430, 2073540, 2246335, 2310516, 2695602, 2888145, 3110310, 3850860, 4043403, 4492670, 5391204, 5776290, 6220620, 6739005, 8086806, 8985340, 11552580, 13478010, 16173612, 20217015, 26956020, 40434030, 80868060]

約数ペア:

[(1, 80868060), (2, 40434030), (3, 26956020), (4, 20217015), (5, 16173612), (6, 13478010), (7, 11552580), (9, 8985340), (10, 8086806), (12, 6739005), (13, 6220620), (14, 5776290), (15, 5391204), (18, 4492670), (20, 4043403), (21, 3850860), (26, 3110310), (28, 2888145), (30, 2695602), (35, 2310516), (36, 2246335), (39, 2073540), (42, 1925430), (45, 1797068), (52, 1555155), (60, 1347801), (63, 1283620), (65, 1244124), (70, 1155258), (78, 1036770), (84, 962715), (90, 898534), (91, 888660), (105, 770172), (117, 691180), (126, 641810), (130, 622062), (140, 577629), (156, 518385), (180, 449267), (182, 444330), (195, 414708), (210, 385086), (234, 345590), (252, 320905), (260, 311031), (273, 296220), (315, 256724), (364, 222165), (390, 207354), (420, 192543), (455, 177732), (468, 172795), (546, 148110), (585, 138236), (630, 128362), (780, 103677), (819, 98740), (910, 88866), (1092, 74055), (1170, 69118), (1260, 64181), (1365, 59244), (1638, 49370), (1820, 44433), (2340, 34559), (2730, 29622), (3276, 24685), (4095, 19748), (4937, 16380), (5460, 14811), (8190, 9874)]