68847660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{541}}^1$

素因数の和:664

約数の個数: 144

約数和(自身を含む): 241480512

約数和(自身を除く): 172632852

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 101, 105, 126, 140, 180, 202, 210, 252, 303, 315, 404, 420, 505, 541, 606, 630, 707, 909, 1010, 1082, 1212, 1260, 1414, 1515, 1623, 1818, 2020, 2121, 2164, 2705, 2828, 3030, 3246, 3535, 3636, 3787, 4242, 4545, 4869, 5410, 6060, 6363, 6492, 7070, 7574, 8115, 8484, 9090, 9738, 10605, 10820, 11361, 12726, 14140, 15148, 16230, 18180, 18935, 19476, 21210, 22722, 24345, 25452, 31815, 32460, 34083, 37870, 42420, 45444, 48690, 54641, 56805, 63630, 68166, 75740, 97380, 109282, 113610, 127260, 136332, 163923, 170415, 218564, 227220, 273205, 327846, 340830, 382487, 491769, 546410, 655692, 681660, 764974, 819615, 983538, 1092820, 1147461, 1529948, 1639230, 1912435, 1967076, 2294922, 2458845, 3278460, 3442383, 3824870, 4589844, 4917690, 5737305, 6884766, 7649740, 9835380, 11474610, 13769532, 17211915, 22949220, 34423830, 68847660]

約数ペア:

[(1, 68847660), (2, 34423830), (3, 22949220), (4, 17211915), (5, 13769532), (6, 11474610), (7, 9835380), (9, 7649740), (10, 6884766), (12, 5737305), (14, 4917690), (15, 4589844), (18, 3824870), (20, 3442383), (21, 3278460), (28, 2458845), (30, 2294922), (35, 1967076), (36, 1912435), (42, 1639230), (45, 1529948), (60, 1147461), (63, 1092820), (70, 983538), (84, 819615), (90, 764974), (101, 681660), (105, 655692), (126, 546410), (140, 491769), (180, 382487), (202, 340830), (210, 327846), (252, 273205), (303, 227220), (315, 218564), (404, 170415), (420, 163923), (505, 136332), (541, 127260), (606, 113610), (630, 109282), (707, 97380), (909, 75740), (1010, 68166), (1082, 63630), (1212, 56805), (1260, 54641), (1414, 48690), (1515, 45444), (1623, 42420), (1818, 37870), (2020, 34083), (2121, 32460), (2164, 31815), (2705, 25452), (2828, 24345), (3030, 22722), (3246, 21210), (3535, 19476), (3636, 18935), (3787, 18180), (4242, 16230), (4545, 15148), (4869, 14140), (5410, 12726), (6060, 11361), (6363, 10820), (6492, 10605), (7070, 9738), (7574, 9090), (8115, 8484)]