171490760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{859}}^1$

素因数の和:931

約数の個数: 128

約数和(自身を含む): 475545600

約数和(自身を除く): 304054840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 92, 115, 124, 140, 155, 161, 184, 217, 230, 248, 280, 310, 322, 434, 460, 620, 644, 713, 805, 859, 868, 920, 1085, 1240, 1288, 1426, 1610, 1718, 1736, 2170, 2852, 3220, 3436, 3565, 4295, 4340, 4991, 5704, 6013, 6440, 6872, 7130, 8590, 8680, 9982, 12026, 14260, 17180, 19757, 19964, 24052, 24955, 26629, 28520, 30065, 34360, 39514, 39928, 48104, 49910, 53258, 60130, 79028, 98785, 99820, 106516, 120260, 133145, 138299, 158056, 186403, 197570, 199640, 213032, 240520, 266290, 276598, 372806, 395140, 532580, 553196, 612467, 691495, 745612, 790280, 932015, 1065160, 1106392, 1224934, 1382990, 1491224, 1864030, 2449868, 2765980, 3062335, 3728060, 4287269, 4899736, 5531960, 6124670, 7456120, 8574538, 12249340, 17149076, 21436345, 24498680, 34298152, 42872690, 85745380, 171490760]

約数ペア:

[(1, 171490760), (2, 85745380), (4, 42872690), (5, 34298152), (7, 24498680), (8, 21436345), (10, 17149076), (14, 12249340), (20, 8574538), (23, 7456120), (28, 6124670), (31, 5531960), (35, 4899736), (40, 4287269), (46, 3728060), (56, 3062335), (62, 2765980), (70, 2449868), (92, 1864030), (115, 1491224), (124, 1382990), (140, 1224934), (155, 1106392), (161, 1065160), (184, 932015), (217, 790280), (230, 745612), (248, 691495), (280, 612467), (310, 553196), (322, 532580), (434, 395140), (460, 372806), (620, 276598), (644, 266290), (713, 240520), (805, 213032), (859, 199640), (868, 197570), (920, 186403), (1085, 158056), (1240, 138299), (1288, 133145), (1426, 120260), (1610, 106516), (1718, 99820), (1736, 98785), (2170, 79028), (2852, 60130), (3220, 53258), (3436, 49910), (3565, 48104), (4295, 39928), (4340, 39514), (4991, 34360), (5704, 30065), (6013, 28520), (6440, 26629), (6872, 24955), (7130, 24052), (8590, 19964), (8680, 19757), (9982, 17180), (12026, 14260)]