243382020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4357}}^1$

素因数の和:4402

約数の個数: 144

約数和(自身を含む): 834644160

約数和(自身を除く): 591262140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 931, 980, 1140, 1330, 1470, 1596, 1862, 1995, 2660, 2793, 2940, 3724, 3990, 4357, 4655, 5586, 7980, 8714, 9310, 11172, 13071, 13965, 17428, 18620, 21785, 26142, 27930, 30499, 43570, 52284, 55860, 60998, 65355, 82783, 87140, 91497, 121996, 130710, 152495, 165566, 182994, 213493, 248349, 261420, 304990, 331132, 365988, 413915, 426986, 457485, 496698, 579481, 609980, 640479, 827830, 853972, 914970, 993396, 1067465, 1158962, 1241745, 1280958, 1655660, 1738443, 1829940, 2134930, 2317924, 2483490, 2561916, 2897405, 3202395, 3476886, 4056367, 4269860, 4966980, 5794810, 6404790, 6953772, 8112734, 8692215, 11589620, 12169101, 12809580, 16225468, 17384430, 20281835, 24338202, 34768860, 40563670, 48676404, 60845505, 81127340, 121691010, 243382020]

約数ペア:

[(1, 243382020), (2, 121691010), (3, 81127340), (4, 60845505), (5, 48676404), (6, 40563670), (7, 34768860), (10, 24338202), (12, 20281835), (14, 17384430), (15, 16225468), (19, 12809580), (20, 12169101), (21, 11589620), (28, 8692215), (30, 8112734), (35, 6953772), (38, 6404790), (42, 5794810), (49, 4966980), (57, 4269860), (60, 4056367), (70, 3476886), (76, 3202395), (84, 2897405), (95, 2561916), (98, 2483490), (105, 2317924), (114, 2134930), (133, 1829940), (140, 1738443), (147, 1655660), (190, 1280958), (196, 1241745), (210, 1158962), (228, 1067465), (245, 993396), (266, 914970), (285, 853972), (294, 827830), (380, 640479), (399, 609980), (420, 579481), (490, 496698), (532, 457485), (570, 426986), (588, 413915), (665, 365988), (735, 331132), (798, 304990), (931, 261420), (980, 248349), (1140, 213493), (1330, 182994), (1470, 165566), (1596, 152495), (1862, 130710), (1995, 121996), (2660, 91497), (2793, 87140), (2940, 82783), (3724, 65355), (3990, 60998), (4357, 55860), (4655, 52284), (5586, 43570), (7980, 30499), (8714, 27930), (9310, 26142), (11172, 21785), (13071, 18620), (13965, 17428)]