64712880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{311}}^1$

素因数の和:364

約数の個数: 180

約数和(自身を含む): 231605712

約数和(自身を除く): 166892832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 289, 306, 311, 340, 360, 408, 510, 578, 612, 622, 680, 720, 765, 816, 867, 933, 1020, 1156, 1224, 1244, 1360, 1445, 1530, 1555, 1734, 1866, 2040, 2312, 2448, 2488, 2601, 2799, 2890, 3060, 3110, 3468, 3732, 4080, 4335, 4624, 4665, 4976, 5202, 5287, 5598, 5780, 6120, 6220, 6936, 7464, 8670, 9330, 10404, 10574, 11196, 11560, 12240, 12440, 13005, 13872, 13995, 14928, 15861, 17340, 18660, 20808, 21148, 22392, 23120, 24880, 26010, 26435, 27990, 31722, 34680, 37320, 41616, 42296, 44784, 47583, 52020, 52870, 55980, 63444, 69360, 74640, 79305, 84592, 89879, 95166, 104040, 105740, 111960, 126888, 158610, 179758, 190332, 208080, 211480, 223920, 237915, 253776, 269637, 317220, 359516, 380664, 422960, 449395, 475830, 539274, 634440, 719032, 761328, 808911, 898790, 951660, 1078548, 1268880, 1348185, 1438064, 1617822, 1797580, 1903320, 2157096, 2696370, 3235644, 3595160, 3806640, 4044555, 4314192, 5392740, 6471288, 7190320, 8089110, 10785480, 12942576, 16178220, 21570960, 32356440, 64712880]

約数ペア:

[(1, 64712880), (2, 32356440), (3, 21570960), (4, 16178220), (5, 12942576), (6, 10785480), (8, 8089110), (9, 7190320), (10, 6471288), (12, 5392740), (15, 4314192), (16, 4044555), (17, 3806640), (18, 3595160), (20, 3235644), (24, 2696370), (30, 2157096), (34, 1903320), (36, 1797580), (40, 1617822), (45, 1438064), (48, 1348185), (51, 1268880), (60, 1078548), (68, 951660), (72, 898790), (80, 808911), (85, 761328), (90, 719032), (102, 634440), (120, 539274), (136, 475830), (144, 449395), (153, 422960), (170, 380664), (180, 359516), (204, 317220), (240, 269637), (255, 253776), (272, 237915), (289, 223920), (306, 211480), (311, 208080), (340, 190332), (360, 179758), (408, 158610), (510, 126888), (578, 111960), (612, 105740), (622, 104040), (680, 95166), (720, 89879), (765, 84592), (816, 79305), (867, 74640), (933, 69360), (1020, 63444), (1156, 55980), (1224, 52870), (1244, 52020), (1360, 47583), (1445, 44784), (1530, 42296), (1555, 41616), (1734, 37320), (1866, 34680), (2040, 31722), (2312, 27990), (2448, 26435), (2488, 26010), (2601, 24880), (2799, 23120), (2890, 22392), (3060, 21148), (3110, 20808), (3468, 18660), (3732, 17340), (4080, 15861), (4335, 14928), (4624, 13995), (4665, 13872), (4976, 13005), (5202, 12440), (5287, 12240), (5598, 11560), (5780, 11196), (6120, 10574), (6220, 10404), (6936, 9330), (7464, 8670)]