1212655320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{19031}}^1$

素因数の和:19110

約数の個数: 128

約数和(自身を含む): 4110912000

約数和(自身を除く): 2898256680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 59, 60, 72, 90, 108, 118, 120, 135, 177, 180, 216, 236, 270, 295, 354, 360, 472, 531, 540, 590, 708, 885, 1062, 1080, 1180, 1416, 1593, 1770, 2124, 2360, 2655, 3186, 3540, 4248, 5310, 6372, 7080, 7965, 10620, 12744, 15930, 19031, 21240, 31860, 38062, 57093, 63720, 76124, 95155, 114186, 152248, 171279, 190310, 228372, 285465, 342558, 380620, 456744, 513837, 570930, 685116, 761240, 856395, 1027674, 1122829, 1141860, 1370232, 1712790, 2055348, 2245658, 2283720, 2569185, 3368487, 3425580, 4110696, 4491316, 5138370, 5614145, 6736974, 6851160, 8982632, 10105461, 10276740, 11228290, 13473948, 16842435, 20210922, 20553480, 22456580, 26947896, 30316383, 33684870, 40421844, 44913160, 50527305, 60632766, 67369740, 80843688, 101054610, 121265532, 134739480, 151581915, 202109220, 242531064, 303163830, 404218440, 606327660, 1212655320]

約数ペア:

[(1, 1212655320), (2, 606327660), (3, 404218440), (4, 303163830), (5, 242531064), (6, 202109220), (8, 151581915), (9, 134739480), (10, 121265532), (12, 101054610), (15, 80843688), (18, 67369740), (20, 60632766), (24, 50527305), (27, 44913160), (30, 40421844), (36, 33684870), (40, 30316383), (45, 26947896), (54, 22456580), (59, 20553480), (60, 20210922), (72, 16842435), (90, 13473948), (108, 11228290), (118, 10276740), (120, 10105461), (135, 8982632), (177, 6851160), (180, 6736974), (216, 5614145), (236, 5138370), (270, 4491316), (295, 4110696), (354, 3425580), (360, 3368487), (472, 2569185), (531, 2283720), (540, 2245658), (590, 2055348), (708, 1712790), (885, 1370232), (1062, 1141860), (1080, 1122829), (1180, 1027674), (1416, 856395), (1593, 761240), (1770, 685116), (2124, 570930), (2360, 513837), (2655, 456744), (3186, 380620), (3540, 342558), (4248, 285465), (5310, 228372), (6372, 190310), (7080, 171279), (7965, 152248), (10620, 114186), (12744, 95155), (15930, 76124), (19031, 63720), (21240, 57093), (31860, 38062)]