21415804560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{3323}}^1\times {\mathrm{8951}}^1$

素因数の和:12293

約数の個数: 120

約数和(自身を含む): 71951091264

約数和(自身を除く): 50535286704

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 3323, 6646, 8951, 9969, 13292, 16615, 17902, 19938, 26584, 26853, 29907, 33230, 35804, 39876, 44755, 49845, 53168, 53706, 59814, 66460, 71608, 79752, 80559, 89510, 99690, 107412, 119628, 132920, 134265, 143216, 149535, 159504, 161118, 179020, 199380, 214824, 239256, 265840, 268530, 299070, 322236, 358040, 398760, 402795, 429648, 478512, 537060, 598140, 644472, 716080, 797520, 805590, 1074120, 1196280, 1288944, 1611180, 2148240, 2392560, 3222360, 6444720, 29744173, 59488346, 89232519, 118976692, 148720865, 178465038, 237953384, 267697557, 297441730, 356930076, 446162595, 475906768, 535395114, 594883460, 713860152, 892325190, 1070790228, 1189766920, 1338487785, 1427720304, 1784650380, 2141580456, 2379533840, 2676975570, 3569300760, 4283160912, 5353951140, 7138601520, 10707902280, 21415804560]

約数ペア:

[(1, 21415804560), (2, 10707902280), (3, 7138601520), (4, 5353951140), (5, 4283160912), (6, 3569300760), (8, 2676975570), (9, 2379533840), (10, 2141580456), (12, 1784650380), (15, 1427720304), (16, 1338487785), (18, 1189766920), (20, 1070790228), (24, 892325190), (30, 713860152), (36, 594883460), (40, 535395114), (45, 475906768), (48, 446162595), (60, 356930076), (72, 297441730), (80, 267697557), (90, 237953384), (120, 178465038), (144, 148720865), (180, 118976692), (240, 89232519), (360, 59488346), (720, 29744173), (3323, 6444720), (6646, 3222360), (8951, 2392560), (9969, 2148240), (13292, 1611180), (16615, 1288944), (17902, 1196280), (19938, 1074120), (26584, 805590), (26853, 797520), (29907, 716080), (33230, 644472), (35804, 598140), (39876, 537060), (44755, 478512), (49845, 429648), (53168, 402795), (53706, 398760), (59814, 358040), (66460, 322236), (71608, 299070), (79752, 268530), (80559, 265840), (89510, 239256), (99690, 214824), (107412, 199380), (119628, 179020), (132920, 161118), (134265, 159504), (143216, 149535)]