301715920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:545

約数の個数: 120

約数和(自身を含む): 783699840

約数和(自身を除く): 481983920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 80, 88, 110, 121, 142, 176, 220, 242, 284, 355, 439, 440, 484, 568, 605, 710, 781, 878, 880, 968, 1136, 1210, 1420, 1562, 1756, 1936, 2195, 2420, 2840, 3124, 3512, 3905, 4390, 4829, 4840, 5680, 6248, 7024, 7810, 8591, 8780, 9658, 9680, 12496, 15620, 17182, 17560, 19316, 24145, 31169, 31240, 34364, 35120, 38632, 42955, 48290, 53119, 62338, 62480, 68728, 77264, 85910, 96580, 106238, 124676, 137456, 155845, 171820, 193160, 212476, 249352, 265595, 311690, 342859, 343640, 386320, 424952, 498704, 531190, 623380, 685718, 687280, 849904, 1062380, 1246760, 1371436, 1714295, 2124760, 2493520, 2742872, 3428590, 3771449, 4249520, 5485744, 6857180, 7542898, 13714360, 15085796, 18857245, 27428720, 30171592, 37714490, 60343184, 75428980, 150857960, 301715920]

約数ペア:

[(1, 301715920), (2, 150857960), (4, 75428980), (5, 60343184), (8, 37714490), (10, 30171592), (11, 27428720), (16, 18857245), (20, 15085796), (22, 13714360), (40, 7542898), (44, 6857180), (55, 5485744), (71, 4249520), (80, 3771449), (88, 3428590), (110, 2742872), (121, 2493520), (142, 2124760), (176, 1714295), (220, 1371436), (242, 1246760), (284, 1062380), (355, 849904), (439, 687280), (440, 685718), (484, 623380), (568, 531190), (605, 498704), (710, 424952), (781, 386320), (878, 343640), (880, 342859), (968, 311690), (1136, 265595), (1210, 249352), (1420, 212476), (1562, 193160), (1756, 171820), (1936, 155845), (2195, 137456), (2420, 124676), (2840, 106238), (3124, 96580), (3512, 85910), (3905, 77264), (4390, 68728), (4829, 62480), (4840, 62338), (5680, 53119), (6248, 48290), (7024, 42955), (7810, 38632), (8591, 35120), (8780, 34364), (9658, 31240), (9680, 31169), (12496, 24145), (15620, 19316), (17182, 17560)]