201690040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{1657}}^1$

素因数の和:1864

約数の個数: 64

約数和(自身を含む): 483472800

約数和(自身を除く): 281782760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 179, 340, 358, 680, 716, 895, 1432, 1657, 1790, 3043, 3314, 3580, 6086, 6628, 7160, 8285, 12172, 13256, 15215, 16570, 24344, 28169, 30430, 33140, 56338, 60860, 66280, 112676, 121720, 140845, 225352, 281690, 296603, 563380, 593206, 1126760, 1186412, 1483015, 2372824, 2966030, 5042251, 5932060, 10084502, 11864120, 20169004, 25211255, 40338008, 50422510, 100845020, 201690040]

約数ペア:

[(1, 201690040), (2, 100845020), (4, 50422510), (5, 40338008), (8, 25211255), (10, 20169004), (17, 11864120), (20, 10084502), (34, 5932060), (40, 5042251), (68, 2966030), (85, 2372824), (136, 1483015), (170, 1186412), (179, 1126760), (340, 593206), (358, 563380), (680, 296603), (716, 281690), (895, 225352), (1432, 140845), (1657, 121720), (1790, 112676), (3043, 66280), (3314, 60860), (3580, 56338), (6086, 33140), (6628, 30430), (7160, 28169), (8285, 24344), (12172, 16570), (13256, 15215)]