78622440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{499}}^1$

素因数の和:627

約数の個数: 128

約数和(自身を含む): 257040000

約数和(自身を除く): 178417560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 101, 104, 120, 130, 156, 195, 202, 260, 303, 312, 390, 404, 499, 505, 520, 606, 780, 808, 998, 1010, 1212, 1313, 1497, 1515, 1560, 1996, 2020, 2424, 2495, 2626, 2994, 3030, 3939, 3992, 4040, 4990, 5252, 5988, 6060, 6487, 6565, 7485, 7878, 9980, 10504, 11976, 12120, 12974, 13130, 14970, 15756, 19461, 19695, 19960, 25948, 26260, 29940, 31512, 32435, 38922, 39390, 50399, 51896, 52520, 59880, 64870, 77844, 78780, 97305, 100798, 129740, 151197, 155688, 157560, 194610, 201596, 251995, 259480, 302394, 389220, 403192, 503990, 604788, 655187, 755985, 778440, 1007980, 1209576, 1310374, 1511970, 1965561, 2015960, 2620748, 3023940, 3275935, 3931122, 5241496, 6047880, 6551870, 7862244, 9827805, 13103740, 15724488, 19655610, 26207480, 39311220, 78622440]

約数ペア:

[(1, 78622440), (2, 39311220), (3, 26207480), (4, 19655610), (5, 15724488), (6, 13103740), (8, 9827805), (10, 7862244), (12, 6551870), (13, 6047880), (15, 5241496), (20, 3931122), (24, 3275935), (26, 3023940), (30, 2620748), (39, 2015960), (40, 1965561), (52, 1511970), (60, 1310374), (65, 1209576), (78, 1007980), (101, 778440), (104, 755985), (120, 655187), (130, 604788), (156, 503990), (195, 403192), (202, 389220), (260, 302394), (303, 259480), (312, 251995), (390, 201596), (404, 194610), (499, 157560), (505, 155688), (520, 151197), (606, 129740), (780, 100798), (808, 97305), (998, 78780), (1010, 77844), (1212, 64870), (1313, 59880), (1497, 52520), (1515, 51896), (1560, 50399), (1996, 39390), (2020, 38922), (2424, 32435), (2495, 31512), (2626, 29940), (2994, 26260), (3030, 25948), (3939, 19960), (3992, 19695), (4040, 19461), (4990, 15756), (5252, 14970), (5988, 13130), (6060, 12974), (6487, 12120), (6565, 11976), (7485, 10504), (7878, 9980)]