2121567420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{136523}}^1$

素因数の和:136579

約数の個数: 96

約数和(自身を含む): 6972553728

約数和(自身を除く): 4850986308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 140, 148, 185, 210, 222, 259, 370, 420, 444, 518, 555, 740, 777, 1036, 1110, 1295, 1554, 2220, 2590, 3108, 3885, 5180, 7770, 15540, 136523, 273046, 409569, 546092, 682615, 819138, 955661, 1365230, 1638276, 1911322, 2047845, 2730460, 2866983, 3822644, 4095690, 4778305, 5051351, 5733966, 8191380, 9556610, 10102702, 11467932, 14334915, 15154053, 19113220, 20205404, 25256755, 28669830, 30308106, 35359457, 50513510, 57339660, 60616212, 70718914, 75770265, 101027020, 106078371, 141437828, 151540530, 176797285, 212156742, 303081060, 353594570, 424313484, 530391855, 707189140, 1060783710, 2121567420]

約数ペア:

[(1, 2121567420), (2, 1060783710), (3, 707189140), (4, 530391855), (5, 424313484), (6, 353594570), (7, 303081060), (10, 212156742), (12, 176797285), (14, 151540530), (15, 141437828), (20, 106078371), (21, 101027020), (28, 75770265), (30, 70718914), (35, 60616212), (37, 57339660), (42, 50513510), (60, 35359457), (70, 30308106), (74, 28669830), (84, 25256755), (105, 20205404), (111, 19113220), (140, 15154053), (148, 14334915), (185, 11467932), (210, 10102702), (222, 9556610), (259, 8191380), (370, 5733966), (420, 5051351), (444, 4778305), (518, 4095690), (555, 3822644), (740, 2866983), (777, 2730460), (1036, 2047845), (1110, 1911322), (1295, 1638276), (1554, 1365230), (2220, 955661), (2590, 819138), (3108, 682615), (3885, 546092), (5180, 409569), (7770, 273046), (15540, 136523)]