2152856320

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{23689}}^1$

素因数の和:23781

約数の個数: 72

約数和(自身を含む): 5229614880

約数和(自身を除く): 3076758560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 568, 640, 710, 1136, 1280, 1420, 2272, 2840, 4544, 5680, 9088, 11360, 18176, 22720, 23689, 45440, 47378, 90880, 94756, 118445, 189512, 236890, 379024, 473780, 758048, 947560, 1516096, 1681919, 1895120, 3032192, 3363838, 3790240, 6064384, 6727676, 7580480, 8409595, 13455352, 15160960, 16819190, 26910704, 30321920, 33638380, 53821408, 67276760, 107642816, 134553520, 215285632, 269107040, 430571264, 538214080, 1076428160, 2152856320]

約数ペア:

[(1, 2152856320), (2, 1076428160), (4, 538214080), (5, 430571264), (8, 269107040), (10, 215285632), (16, 134553520), (20, 107642816), (32, 67276760), (40, 53821408), (64, 33638380), (71, 30321920), (80, 26910704), (128, 16819190), (142, 15160960), (160, 13455352), (256, 8409595), (284, 7580480), (320, 6727676), (355, 6064384), (568, 3790240), (640, 3363838), (710, 3032192), (1136, 1895120), (1280, 1681919), (1420, 1516096), (2272, 947560), (2840, 758048), (4544, 473780), (5680, 379024), (9088, 236890), (11360, 189512), (18176, 118445), (22720, 94756), (23689, 90880), (45440, 47378)]