193335220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 485227008

約数和(自身を除く): 291891788

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 31, 34, 52, 62, 65, 68, 83, 85, 124, 130, 155, 166, 170, 221, 260, 289, 310, 332, 340, 403, 415, 442, 527, 578, 620, 806, 830, 884, 1054, 1079, 1105, 1156, 1411, 1445, 1612, 1660, 2015, 2108, 2158, 2210, 2573, 2635, 2822, 2890, 3757, 4030, 4316, 4420, 5146, 5270, 5395, 5644, 5780, 6851, 7055, 7514, 8060, 8959, 10292, 10540, 10790, 12865, 13702, 14110, 15028, 17918, 18343, 18785, 21580, 23987, 25730, 27404, 28220, 33449, 34255, 35836, 36686, 37570, 43741, 44795, 47974, 51460, 66898, 68510, 73372, 75140, 87482, 89590, 91715, 95948, 116467, 119935, 133796, 137020, 167245, 174964, 179180, 183430, 218705, 232934, 239870, 311831, 334490, 366860, 437410, 465868, 479740, 568633, 582335, 623662, 668980, 743597, 874820, 1137266, 1164670, 1247324, 1487194, 1559155, 2274532, 2329340, 2843165, 2974388, 3118310, 3717985, 5686330, 6236620, 7435970, 9666761, 11372660, 14871940, 19333522, 38667044, 48333805, 96667610, 193335220]

約数ペア:

[(1, 193335220), (2, 96667610), (4, 48333805), (5, 38667044), (10, 19333522), (13, 14871940), (17, 11372660), (20, 9666761), (26, 7435970), (31, 6236620), (34, 5686330), (52, 3717985), (62, 3118310), (65, 2974388), (68, 2843165), (83, 2329340), (85, 2274532), (124, 1559155), (130, 1487194), (155, 1247324), (166, 1164670), (170, 1137266), (221, 874820), (260, 743597), (289, 668980), (310, 623662), (332, 582335), (340, 568633), (403, 479740), (415, 465868), (442, 437410), (527, 366860), (578, 334490), (620, 311831), (806, 239870), (830, 232934), (884, 218705), (1054, 183430), (1079, 179180), (1105, 174964), (1156, 167245), (1411, 137020), (1445, 133796), (1612, 119935), (1660, 116467), (2015, 95948), (2108, 91715), (2158, 89590), (2210, 87482), (2573, 75140), (2635, 73372), (2822, 68510), (2890, 66898), (3757, 51460), (4030, 47974), (4316, 44795), (4420, 43741), (5146, 37570), (5270, 36686), (5395, 35836), (5644, 34255), (5780, 33449), (6851, 28220), (7055, 27404), (7514, 25730), (8060, 23987), (8959, 21580), (10292, 18785), (10540, 18343), (10790, 17918), (12865, 15028), (13702, 14110)]