392314920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{647}}^1$

素因数の和:855

約数の個数: 128

約数和(自身を含む): 1224253440

約数和(自身を除く): 831938520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 163, 186, 248, 310, 326, 372, 465, 489, 620, 647, 652, 744, 815, 930, 978, 1240, 1294, 1304, 1630, 1860, 1941, 1956, 2445, 2588, 3235, 3260, 3720, 3882, 3912, 4890, 5053, 5176, 6470, 6520, 7764, 9705, 9780, 10106, 12940, 15159, 15528, 19410, 19560, 20057, 20212, 25265, 25880, 30318, 38820, 40114, 40424, 50530, 60171, 60636, 75795, 77640, 80228, 100285, 101060, 105461, 120342, 121272, 151590, 160456, 200570, 202120, 210922, 240684, 300855, 303180, 316383, 401140, 421844, 481368, 527305, 601710, 606360, 632766, 802280, 843688, 1054610, 1203420, 1265532, 1581915, 2109220, 2406840, 2531064, 3163830, 3269291, 4218440, 6327660, 6538582, 9807873, 12655320, 13077164, 16346455, 19615746, 26154328, 32692910, 39231492, 49039365, 65385820, 78462984, 98078730, 130771640, 196157460, 392314920]

約数ペア:

[(1, 392314920), (2, 196157460), (3, 130771640), (4, 98078730), (5, 78462984), (6, 65385820), (8, 49039365), (10, 39231492), (12, 32692910), (15, 26154328), (20, 19615746), (24, 16346455), (30, 13077164), (31, 12655320), (40, 9807873), (60, 6538582), (62, 6327660), (93, 4218440), (120, 3269291), (124, 3163830), (155, 2531064), (163, 2406840), (186, 2109220), (248, 1581915), (310, 1265532), (326, 1203420), (372, 1054610), (465, 843688), (489, 802280), (620, 632766), (647, 606360), (652, 601710), (744, 527305), (815, 481368), (930, 421844), (978, 401140), (1240, 316383), (1294, 303180), (1304, 300855), (1630, 240684), (1860, 210922), (1941, 202120), (1956, 200570), (2445, 160456), (2588, 151590), (3235, 121272), (3260, 120342), (3720, 105461), (3882, 101060), (3912, 100285), (4890, 80228), (5053, 77640), (5176, 75795), (6470, 60636), (6520, 60171), (7764, 50530), (9705, 40424), (9780, 40114), (10106, 38820), (12940, 30318), (15159, 25880), (15528, 25265), (19410, 20212), (19560, 20057)]