89587890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{443}}^1$

素因数の和:573

約数の個数: 128

約数和(自身を含む): 276203520

約数和(自身を除く): 186615630

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 107, 126, 135, 189, 210, 214, 270, 315, 321, 378, 443, 535, 630, 642, 749, 886, 945, 963, 1070, 1329, 1498, 1605, 1890, 1926, 2215, 2247, 2658, 2889, 3101, 3210, 3745, 3987, 4430, 4494, 4815, 5778, 6202, 6645, 6741, 7490, 7974, 9303, 9630, 11235, 11961, 13290, 13482, 14445, 15505, 18606, 19935, 20223, 22470, 23922, 27909, 28890, 31010, 33705, 39870, 40446, 46515, 47401, 55818, 59805, 67410, 83727, 93030, 94802, 101115, 119610, 139545, 142203, 167454, 202230, 237005, 279090, 284406, 331807, 418635, 426609, 474010, 663614, 711015, 837270, 853218, 995421, 1279827, 1422030, 1659035, 1990842, 2133045, 2559654, 2986263, 3318070, 4266090, 4977105, 5972526, 6399135, 8958789, 9954210, 12798270, 14931315, 17917578, 29862630, 44793945, 89587890]

約数ペア:

[(1, 89587890), (2, 44793945), (3, 29862630), (5, 17917578), (6, 14931315), (7, 12798270), (9, 9954210), (10, 8958789), (14, 6399135), (15, 5972526), (18, 4977105), (21, 4266090), (27, 3318070), (30, 2986263), (35, 2559654), (42, 2133045), (45, 1990842), (54, 1659035), (63, 1422030), (70, 1279827), (90, 995421), (105, 853218), (107, 837270), (126, 711015), (135, 663614), (189, 474010), (210, 426609), (214, 418635), (270, 331807), (315, 284406), (321, 279090), (378, 237005), (443, 202230), (535, 167454), (630, 142203), (642, 139545), (749, 119610), (886, 101115), (945, 94802), (963, 93030), (1070, 83727), (1329, 67410), (1498, 59805), (1605, 55818), (1890, 47401), (1926, 46515), (2215, 40446), (2247, 39870), (2658, 33705), (2889, 31010), (3101, 28890), (3210, 27909), (3745, 23922), (3987, 22470), (4430, 20223), (4494, 19935), (4815, 18606), (5778, 15505), (6202, 14445), (6645, 13482), (6741, 13290), (7490, 11961), (7974, 11235), (9303, 9630)]