51345840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2351}}^1$

素因数の和:2387

約数の個数: 160

約数和(自身を含む): 195987456

約数和(自身を除く): 144641616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2351, 2730, 3120, 3640, 4368, 4702, 5460, 7053, 7280, 9404, 10920, 11755, 14106, 16457, 18808, 21840, 23510, 28212, 30563, 32914, 35265, 37616, 47020, 49371, 56424, 61126, 65828, 70530, 82285, 91689, 94040, 98742, 112848, 122252, 131656, 141060, 152815, 164570, 183378, 188080, 197484, 213941, 244504, 246855, 263312, 282120, 305630, 329140, 366756, 394968, 427882, 458445, 489008, 493710, 564240, 611260, 641823, 658280, 733512, 789936, 855764, 916890, 987420, 1069705, 1222520, 1283646, 1316560, 1467024, 1711528, 1833780, 1974840, 2139410, 2445040, 2567292, 3209115, 3423056, 3667560, 3949680, 4278820, 5134584, 6418230, 7335120, 8557640, 10269168, 12836460, 17115280, 25672920, 51345840]

約数ペア:

[(1, 51345840), (2, 25672920), (3, 17115280), (4, 12836460), (5, 10269168), (6, 8557640), (7, 7335120), (8, 6418230), (10, 5134584), (12, 4278820), (13, 3949680), (14, 3667560), (15, 3423056), (16, 3209115), (20, 2567292), (21, 2445040), (24, 2139410), (26, 1974840), (28, 1833780), (30, 1711528), (35, 1467024), (39, 1316560), (40, 1283646), (42, 1222520), (48, 1069705), (52, 987420), (56, 916890), (60, 855764), (65, 789936), (70, 733512), (78, 658280), (80, 641823), (84, 611260), (91, 564240), (104, 493710), (105, 489008), (112, 458445), (120, 427882), (130, 394968), (140, 366756), (156, 329140), (168, 305630), (182, 282120), (195, 263312), (208, 246855), (210, 244504), (240, 213941), (260, 197484), (273, 188080), (280, 183378), (312, 164570), (336, 152815), (364, 141060), (390, 131656), (420, 122252), (455, 112848), (520, 98742), (546, 94040), (560, 91689), (624, 82285), (728, 70530), (780, 65828), (840, 61126), (910, 56424), (1040, 49371), (1092, 47020), (1365, 37616), (1456, 35265), (1560, 32914), (1680, 30563), (1820, 28212), (2184, 23510), (2351, 21840), (2730, 18808), (3120, 16457), (3640, 14106), (4368, 11755), (4702, 10920), (5460, 9404), (7053, 7280)]