1870005120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{5381}}^1$

素因数の和:5584

約数の個数: 128

約数和(自身を含む): 5994686880

約数和(自身を除く): 4124681760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 181, 192, 240, 320, 362, 384, 480, 543, 640, 724, 905, 960, 1086, 1448, 1810, 1920, 2172, 2715, 2896, 3620, 4344, 5381, 5430, 5792, 7240, 8688, 10762, 10860, 11584, 14480, 16143, 17376, 21524, 21720, 23168, 26905, 28960, 32286, 34752, 43048, 43440, 53810, 57920, 64572, 69504, 80715, 86096, 86880, 107620, 115840, 129144, 161430, 172192, 173760, 215240, 258288, 322860, 344384, 347520, 430480, 516576, 645720, 688768, 860960, 973961, 1033152, 1291440, 1721920, 1947922, 2066304, 2582880, 2921883, 3443840, 3895844, 4869805, 5165760, 5843766, 7791688, 9739610, 10331520, 11687532, 14609415, 15583376, 19479220, 23375064, 29218830, 31166752, 38958440, 46750128, 58437660, 62333504, 77916880, 93500256, 116875320, 124667008, 155833760, 187000512, 233750640, 311667520, 374001024, 467501280, 623335040, 935002560, 1870005120]

約数ペア:

[(1, 1870005120), (2, 935002560), (3, 623335040), (4, 467501280), (5, 374001024), (6, 311667520), (8, 233750640), (10, 187000512), (12, 155833760), (15, 124667008), (16, 116875320), (20, 93500256), (24, 77916880), (30, 62333504), (32, 58437660), (40, 46750128), (48, 38958440), (60, 31166752), (64, 29218830), (80, 23375064), (96, 19479220), (120, 15583376), (128, 14609415), (160, 11687532), (181, 10331520), (192, 9739610), (240, 7791688), (320, 5843766), (362, 5165760), (384, 4869805), (480, 3895844), (543, 3443840), (640, 2921883), (724, 2582880), (905, 2066304), (960, 1947922), (1086, 1721920), (1448, 1291440), (1810, 1033152), (1920, 973961), (2172, 860960), (2715, 688768), (2896, 645720), (3620, 516576), (4344, 430480), (5381, 347520), (5430, 344384), (5792, 322860), (7240, 258288), (8688, 215240), (10762, 173760), (10860, 172192), (11584, 161430), (14480, 129144), (16143, 115840), (17376, 107620), (21524, 86880), (21720, 86096), (23168, 80715), (26905, 69504), (28960, 64572), (32286, 57920), (34752, 53810), (43048, 43440)]