131164640

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 320604480

約数和(自身を除く): 189439840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 89, 122, 151, 160, 178, 244, 302, 305, 356, 445, 488, 604, 610, 712, 755, 890, 976, 1208, 1220, 1424, 1510, 1780, 1952, 2416, 2440, 2848, 3020, 3560, 4832, 4880, 5429, 6040, 7120, 9211, 9760, 10858, 12080, 13439, 14240, 18422, 21716, 24160, 26878, 27145, 36844, 43432, 46055, 53756, 54290, 67195, 73688, 86864, 92110, 107512, 108580, 134390, 147376, 173728, 184220, 215024, 217160, 268780, 294752, 368440, 430048, 434320, 537560, 736880, 819779, 868640, 1075120, 1473760, 1639558, 2150240, 3279116, 4098895, 6558232, 8197790, 13116464, 16395580, 26232928, 32791160, 65582320, 131164640]

約数ペア:

[(1, 131164640), (2, 65582320), (4, 32791160), (5, 26232928), (8, 16395580), (10, 13116464), (16, 8197790), (20, 6558232), (32, 4098895), (40, 3279116), (61, 2150240), (80, 1639558), (89, 1473760), (122, 1075120), (151, 868640), (160, 819779), (178, 736880), (244, 537560), (302, 434320), (305, 430048), (356, 368440), (445, 294752), (488, 268780), (604, 217160), (610, 215024), (712, 184220), (755, 173728), (890, 147376), (976, 134390), (1208, 108580), (1220, 107512), (1424, 92110), (1510, 86864), (1780, 73688), (1952, 67195), (2416, 54290), (2440, 53756), (2848, 46055), (3020, 43432), (3560, 36844), (4832, 27145), (4880, 26878), (5429, 24160), (6040, 21716), (7120, 18422), (9211, 14240), (9760, 13439), (10858, 12080)]