400752660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{86743}}^1$

素因数の和:86773

約数の個数: 96

約数和(自身を含む): 1399007232

約数和(自身を除く): 998254572

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 86743, 173486, 260229, 346972, 433715, 520458, 607201, 867430, 954173, 1040916, 1214402, 1301145, 1734860, 1821603, 1908346, 2428804, 2602290, 2862519, 3036005, 3643206, 3816692, 4770865, 5204580, 5725038, 6072010, 6679211, 7286412, 9108015, 9541730, 11450076, 12144020, 13358422, 14312595, 18216030, 19083460, 20037633, 26716844, 28625190, 33396055, 36432060, 40075266, 57250380, 66792110, 80150532, 100188165, 133584220, 200376330, 400752660]

約数ペア:

[(1, 400752660), (2, 200376330), (3, 133584220), (4, 100188165), (5, 80150532), (6, 66792110), (7, 57250380), (10, 40075266), (11, 36432060), (12, 33396055), (14, 28625190), (15, 26716844), (20, 20037633), (21, 19083460), (22, 18216030), (28, 14312595), (30, 13358422), (33, 12144020), (35, 11450076), (42, 9541730), (44, 9108015), (55, 7286412), (60, 6679211), (66, 6072010), (70, 5725038), (77, 5204580), (84, 4770865), (105, 3816692), (110, 3643206), (132, 3036005), (140, 2862519), (154, 2602290), (165, 2428804), (210, 1908346), (220, 1821603), (231, 1734860), (308, 1301145), (330, 1214402), (385, 1040916), (420, 954173), (462, 867430), (660, 607201), (770, 520458), (924, 433715), (1155, 346972), (1540, 260229), (2310, 173486), (4620, 86743)]