219990120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2593}}^1$

素因数の和:2715

約数の個数: 128

約数和(自身を含む): 762013440

約数和(自身を除く): 542023320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 101, 105, 120, 140, 168, 202, 210, 280, 303, 404, 420, 505, 606, 707, 808, 840, 1010, 1212, 1414, 1515, 2020, 2121, 2424, 2593, 2828, 3030, 3535, 4040, 4242, 5186, 5656, 6060, 7070, 7779, 8484, 10372, 10605, 12120, 12965, 14140, 15558, 16968, 18151, 20744, 21210, 25930, 28280, 31116, 36302, 38895, 42420, 51860, 54453, 62232, 72604, 77790, 84840, 90755, 103720, 108906, 145208, 155580, 181510, 217812, 261893, 272265, 311160, 363020, 435624, 523786, 544530, 726040, 785679, 1047572, 1089060, 1309465, 1571358, 1833251, 2095144, 2178120, 2618930, 3142716, 3666502, 3928395, 5237860, 5499753, 6285432, 7333004, 7856790, 9166255, 10475720, 10999506, 14666008, 15713580, 18332510, 21999012, 27498765, 31427160, 36665020, 43998024, 54997530, 73330040, 109995060, 219990120]

約数ペア:

[(1, 219990120), (2, 109995060), (3, 73330040), (4, 54997530), (5, 43998024), (6, 36665020), (7, 31427160), (8, 27498765), (10, 21999012), (12, 18332510), (14, 15713580), (15, 14666008), (20, 10999506), (21, 10475720), (24, 9166255), (28, 7856790), (30, 7333004), (35, 6285432), (40, 5499753), (42, 5237860), (56, 3928395), (60, 3666502), (70, 3142716), (84, 2618930), (101, 2178120), (105, 2095144), (120, 1833251), (140, 1571358), (168, 1309465), (202, 1089060), (210, 1047572), (280, 785679), (303, 726040), (404, 544530), (420, 523786), (505, 435624), (606, 363020), (707, 311160), (808, 272265), (840, 261893), (1010, 217812), (1212, 181510), (1414, 155580), (1515, 145208), (2020, 108906), (2121, 103720), (2424, 90755), (2593, 84840), (2828, 77790), (3030, 72604), (3535, 62232), (4040, 54453), (4242, 51860), (5186, 42420), (5656, 38895), (6060, 36302), (7070, 31116), (7779, 28280), (8484, 25930), (10372, 21210), (10605, 20744), (12120, 18151), (12965, 16968), (14140, 15558)]