1900911360

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21523}}^1$

素因数の和:21570

約数の個数: 144

約数和(自身を含む): 6335288064

約数和(自身を除く): 4434376704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 768, 920, 960, 1104, 1280, 1380, 1472, 1840, 1920, 2208, 2760, 2944, 3680, 3840, 4416, 5520, 5888, 7360, 8832, 11040, 14720, 17664, 21523, 22080, 29440, 43046, 44160, 64569, 86092, 88320, 107615, 129138, 172184, 215230, 258276, 322845, 344368, 430460, 495029, 516552, 645690, 688736, 860920, 990058, 1033104, 1291380, 1377472, 1485087, 1721840, 1980116, 2066208, 2475145, 2582760, 2754944, 2970174, 3443680, 3960232, 4132416, 4950290, 5165520, 5509888, 5940348, 6887360, 7425435, 7920464, 8264832, 9900580, 10331040, 11880696, 13774720, 14850870, 15840928, 16529664, 19801160, 20662080, 23761392, 27549440, 29701740, 31681856, 39602320, 41324160, 47522784, 59403480, 63363712, 79204640, 82648320, 95045568, 118806960, 126727424, 158409280, 190091136, 237613920, 316818560, 380182272, 475227840, 633637120, 950455680, 1900911360]

約数ペア:

[(1, 1900911360), (2, 950455680), (3, 633637120), (4, 475227840), (5, 380182272), (6, 316818560), (8, 237613920), (10, 190091136), (12, 158409280), (15, 126727424), (16, 118806960), (20, 95045568), (23, 82648320), (24, 79204640), (30, 63363712), (32, 59403480), (40, 47522784), (46, 41324160), (48, 39602320), (60, 31681856), (64, 29701740), (69, 27549440), (80, 23761392), (92, 20662080), (96, 19801160), (115, 16529664), (120, 15840928), (128, 14850870), (138, 13774720), (160, 11880696), (184, 10331040), (192, 9900580), (230, 8264832), (240, 7920464), (256, 7425435), (276, 6887360), (320, 5940348), (345, 5509888), (368, 5165520), (384, 4950290), (460, 4132416), (480, 3960232), (552, 3443680), (640, 2970174), (690, 2754944), (736, 2582760), (768, 2475145), (920, 2066208), (960, 1980116), (1104, 1721840), (1280, 1485087), (1380, 1377472), (1472, 1291380), (1840, 1033104), (1920, 990058), (2208, 860920), (2760, 688736), (2944, 645690), (3680, 516552), (3840, 495029), (4416, 430460), (5520, 344368), (5888, 322845), (7360, 258276), (8832, 215230), (11040, 172184), (14720, 129138), (17664, 107615), (21523, 88320), (22080, 86092), (29440, 64569), (43046, 44160)]