66630690

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:577

約数の個数: 144

約数和(自身を含む): 208873080

約数和(自身を除く): 142242390

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 29, 30, 35, 42, 45, 49, 58, 63, 70, 87, 90, 98, 105, 126, 145, 147, 174, 203, 210, 245, 261, 290, 294, 315, 406, 435, 441, 490, 521, 522, 609, 630, 735, 870, 882, 1015, 1042, 1218, 1305, 1421, 1470, 1563, 1827, 2030, 2205, 2605, 2610, 2842, 3045, 3126, 3647, 3654, 4263, 4410, 4689, 5210, 6090, 7105, 7294, 7815, 8526, 9135, 9378, 10941, 12789, 14210, 15109, 15630, 18235, 18270, 21315, 21882, 23445, 25529, 25578, 30218, 32823, 36470, 42630, 45327, 46890, 51058, 54705, 63945, 65646, 75545, 76587, 90654, 105763, 109410, 127645, 127890, 135981, 151090, 153174, 164115, 211526, 226635, 229761, 255290, 271962, 317289, 328230, 382935, 453270, 459522, 528815, 634578, 679905, 740341, 765870, 951867, 1057630, 1148805, 1359810, 1480682, 1586445, 1903734, 2221023, 2297610, 3172890, 3701705, 4442046, 4759335, 6663069, 7403410, 9518670, 11105115, 13326138, 22210230, 33315345, 66630690]

約数ペア:

[(1, 66630690), (2, 33315345), (3, 22210230), (5, 13326138), (6, 11105115), (7, 9518670), (9, 7403410), (10, 6663069), (14, 4759335), (15, 4442046), (18, 3701705), (21, 3172890), (29, 2297610), (30, 2221023), (35, 1903734), (42, 1586445), (45, 1480682), (49, 1359810), (58, 1148805), (63, 1057630), (70, 951867), (87, 765870), (90, 740341), (98, 679905), (105, 634578), (126, 528815), (145, 459522), (147, 453270), (174, 382935), (203, 328230), (210, 317289), (245, 271962), (261, 255290), (290, 229761), (294, 226635), (315, 211526), (406, 164115), (435, 153174), (441, 151090), (490, 135981), (521, 127890), (522, 127645), (609, 109410), (630, 105763), (735, 90654), (870, 76587), (882, 75545), (1015, 65646), (1042, 63945), (1218, 54705), (1305, 51058), (1421, 46890), (1470, 45327), (1563, 42630), (1827, 36470), (2030, 32823), (2205, 30218), (2605, 25578), (2610, 25529), (2842, 23445), (3045, 21882), (3126, 21315), (3647, 18270), (3654, 18235), (4263, 15630), (4410, 15109), (4689, 14210), (5210, 12789), (6090, 10941), (7105, 9378), (7294, 9135), (7815, 8526)]