67643940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{953}}^1$

素因数の和:998

約数の個数: 144

約数和(自身を含む): 234638208

約数和(自身を除く): 166994268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 169, 182, 195, 210, 260, 273, 338, 364, 390, 420, 455, 507, 546, 676, 780, 845, 910, 953, 1014, 1092, 1183, 1365, 1690, 1820, 1906, 2028, 2366, 2535, 2730, 2859, 3380, 3549, 3812, 4732, 4765, 5070, 5460, 5718, 5915, 6671, 7098, 9530, 10140, 11436, 11830, 12389, 13342, 14196, 14295, 17745, 19060, 20013, 23660, 24778, 26684, 28590, 33355, 35490, 37167, 40026, 49556, 57180, 61945, 66710, 70980, 74334, 80052, 86723, 100065, 123890, 133420, 148668, 161057, 173446, 185835, 200130, 247780, 260169, 322114, 346892, 371670, 400260, 433615, 483171, 520338, 644228, 743340, 805285, 867230, 966342, 1040676, 1127399, 1300845, 1610570, 1734460, 1932684, 2254798, 2415855, 2601690, 3221140, 3382197, 4509596, 4831710, 5203380, 5636995, 6764394, 9663420, 11273990, 13528788, 16910985, 22547980, 33821970, 67643940]

約数ペア:

[(1, 67643940), (2, 33821970), (3, 22547980), (4, 16910985), (5, 13528788), (6, 11273990), (7, 9663420), (10, 6764394), (12, 5636995), (13, 5203380), (14, 4831710), (15, 4509596), (20, 3382197), (21, 3221140), (26, 2601690), (28, 2415855), (30, 2254798), (35, 1932684), (39, 1734460), (42, 1610570), (52, 1300845), (60, 1127399), (65, 1040676), (70, 966342), (78, 867230), (84, 805285), (91, 743340), (105, 644228), (130, 520338), (140, 483171), (156, 433615), (169, 400260), (182, 371670), (195, 346892), (210, 322114), (260, 260169), (273, 247780), (338, 200130), (364, 185835), (390, 173446), (420, 161057), (455, 148668), (507, 133420), (546, 123890), (676, 100065), (780, 86723), (845, 80052), (910, 74334), (953, 70980), (1014, 66710), (1092, 61945), (1183, 57180), (1365, 49556), (1690, 40026), (1820, 37167), (1906, 35490), (2028, 33355), (2366, 28590), (2535, 26684), (2730, 24778), (2859, 23660), (3380, 20013), (3549, 19060), (3812, 17745), (4732, 14295), (4765, 14196), (5070, 13342), (5460, 12389), (5718, 11830), (5915, 11436), (6671, 10140), (7098, 9530)]