1920484680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{4253}}^1$

素因数の和:4391

約数の個数: 128

約数和(自身を含む): 5954238720

約数和(自身を除く): 4033754040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 71, 106, 120, 142, 159, 212, 213, 265, 284, 318, 355, 424, 426, 530, 568, 636, 710, 795, 852, 1060, 1065, 1272, 1420, 1590, 1704, 2120, 2130, 2840, 3180, 3763, 4253, 4260, 6360, 7526, 8506, 8520, 11289, 12759, 15052, 17012, 18815, 21265, 22578, 25518, 30104, 34024, 37630, 42530, 45156, 51036, 56445, 63795, 75260, 85060, 90312, 102072, 112890, 127590, 150520, 170120, 225409, 225780, 255180, 301963, 450818, 451560, 510360, 603926, 676227, 901636, 905889, 1127045, 1207852, 1352454, 1509815, 1803272, 1811778, 2254090, 2415704, 2704908, 3019630, 3381135, 3623556, 4508180, 4529445, 5409816, 6039260, 6762270, 7247112, 9016360, 9058890, 12078520, 13524540, 16004039, 18117780, 27049080, 32008078, 36235560, 48012117, 64016156, 80020195, 96024234, 128032312, 160040390, 192048468, 240060585, 320080780, 384096936, 480121170, 640161560, 960242340, 1920484680]

約数ペア:

[(1, 1920484680), (2, 960242340), (3, 640161560), (4, 480121170), (5, 384096936), (6, 320080780), (8, 240060585), (10, 192048468), (12, 160040390), (15, 128032312), (20, 96024234), (24, 80020195), (30, 64016156), (40, 48012117), (53, 36235560), (60, 32008078), (71, 27049080), (106, 18117780), (120, 16004039), (142, 13524540), (159, 12078520), (212, 9058890), (213, 9016360), (265, 7247112), (284, 6762270), (318, 6039260), (355, 5409816), (424, 4529445), (426, 4508180), (530, 3623556), (568, 3381135), (636, 3019630), (710, 2704908), (795, 2415704), (852, 2254090), (1060, 1811778), (1065, 1803272), (1272, 1509815), (1420, 1352454), (1590, 1207852), (1704, 1127045), (2120, 905889), (2130, 901636), (2840, 676227), (3180, 603926), (3763, 510360), (4253, 451560), (4260, 450818), (6360, 301963), (7526, 255180), (8506, 225780), (8520, 225409), (11289, 170120), (12759, 150520), (15052, 127590), (17012, 112890), (18815, 102072), (21265, 90312), (22578, 85060), (25518, 75260), (30104, 63795), (34024, 56445), (37630, 51036), (42530, 45156)]