139117460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 325721088

約数和(自身を除く): 186603628

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 67, 68, 85, 124, 134, 155, 170, 197, 268, 310, 335, 340, 394, 527, 620, 670, 788, 985, 1054, 1139, 1340, 1970, 2077, 2108, 2278, 2635, 3349, 3940, 4154, 4556, 5270, 5695, 6107, 6698, 8308, 10385, 10540, 11390, 12214, 13199, 13396, 16745, 20770, 22780, 24428, 26398, 30535, 33490, 35309, 41540, 52796, 61070, 65995, 66980, 70618, 103819, 122140, 131990, 141236, 176545, 207638, 224383, 263980, 353090, 409169, 415276, 448766, 519095, 706180, 818338, 897532, 1038190, 1121915, 1636676, 2045845, 2076380, 2243830, 4091690, 4487660, 6955873, 8183380, 13911746, 27823492, 34779365, 69558730, 139117460]

約数ペア:

[(1, 139117460), (2, 69558730), (4, 34779365), (5, 27823492), (10, 13911746), (17, 8183380), (20, 6955873), (31, 4487660), (34, 4091690), (62, 2243830), (67, 2076380), (68, 2045845), (85, 1636676), (124, 1121915), (134, 1038190), (155, 897532), (170, 818338), (197, 706180), (268, 519095), (310, 448766), (335, 415276), (340, 409169), (394, 353090), (527, 263980), (620, 224383), (670, 207638), (788, 176545), (985, 141236), (1054, 131990), (1139, 122140), (1340, 103819), (1970, 70618), (2077, 66980), (2108, 65995), (2278, 61070), (2635, 52796), (3349, 41540), (3940, 35309), (4154, 33490), (4556, 30535), (5270, 26398), (5695, 24428), (6107, 22780), (6698, 20770), (8308, 16745), (10385, 13396), (10540, 13199), (11390, 12214)]