64980120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{601}}^1$

素因数の和:685

約数の個数: 128

約数和(自身を含む): 210651840

約数和(自身を除く): 145671720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 53, 60, 68, 85, 102, 106, 120, 136, 159, 170, 204, 212, 255, 265, 318, 340, 408, 424, 510, 530, 601, 636, 680, 795, 901, 1020, 1060, 1202, 1272, 1590, 1802, 1803, 2040, 2120, 2404, 2703, 3005, 3180, 3604, 3606, 4505, 4808, 5406, 6010, 6360, 7208, 7212, 9010, 9015, 10217, 10812, 12020, 13515, 14424, 18020, 18030, 20434, 21624, 24040, 27030, 30651, 31853, 36040, 36060, 40868, 51085, 54060, 61302, 63706, 72120, 81736, 95559, 102170, 108120, 122604, 127412, 153255, 159265, 191118, 204340, 245208, 254824, 306510, 318530, 382236, 408680, 477795, 541501, 613020, 637060, 764472, 955590, 1083002, 1226040, 1274120, 1624503, 1911180, 2166004, 2707505, 3249006, 3822360, 4332008, 5415010, 6498012, 8122515, 10830020, 12996024, 16245030, 21660040, 32490060, 64980120]

約数ペア:

[(1, 64980120), (2, 32490060), (3, 21660040), (4, 16245030), (5, 12996024), (6, 10830020), (8, 8122515), (10, 6498012), (12, 5415010), (15, 4332008), (17, 3822360), (20, 3249006), (24, 2707505), (30, 2166004), (34, 1911180), (40, 1624503), (51, 1274120), (53, 1226040), (60, 1083002), (68, 955590), (85, 764472), (102, 637060), (106, 613020), (120, 541501), (136, 477795), (159, 408680), (170, 382236), (204, 318530), (212, 306510), (255, 254824), (265, 245208), (318, 204340), (340, 191118), (408, 159265), (424, 153255), (510, 127412), (530, 122604), (601, 108120), (636, 102170), (680, 95559), (795, 81736), (901, 72120), (1020, 63706), (1060, 61302), (1202, 54060), (1272, 51085), (1590, 40868), (1802, 36060), (1803, 36040), (2040, 31853), (2120, 30651), (2404, 27030), (2703, 24040), (3005, 21624), (3180, 20434), (3604, 18030), (3606, 18020), (4505, 14424), (4808, 13515), (5406, 12020), (6010, 10812), (6360, 10217), (7208, 9015), (7212, 9010)]