1996382640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{38333}}^1$

素因数の和:38387

約数の個数: 160

約数和(自身を含む): 7301246976

約数和(自身を除く): 5304864336

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4340, 5208, 6510, 7440, 8680, 10416, 13020, 17360, 26040, 38333, 52080, 76666, 114999, 153332, 191665, 229998, 268331, 306664, 383330, 459996, 536662, 574995, 613328, 766660, 804993, 919992, 1073324, 1149990, 1188323, 1341655, 1533320, 1609986, 1839984, 2146648, 2299980, 2376646, 2683310, 3066640, 3219972, 3564969, 4024965, 4293296, 4599960, 4753292, 5366620, 5941615, 6439944, 7129938, 8049930, 8318261, 9199920, 9506584, 10733240, 11883230, 12879888, 14259876, 16099860, 16636522, 17824845, 19013168, 21466480, 23766460, 24954783, 28519752, 32199720, 33273044, 35649690, 41591305, 47532920, 49909566, 57039504, 64399440, 66546088, 71299380, 83182610, 95065840, 99819132, 124773915, 133092176, 142598760, 166365220, 199638264, 249547830, 285197520, 332730440, 399276528, 499095660, 665460880, 998191320, 1996382640]

約数ペア:

[(1, 1996382640), (2, 998191320), (3, 665460880), (4, 499095660), (5, 399276528), (6, 332730440), (7, 285197520), (8, 249547830), (10, 199638264), (12, 166365220), (14, 142598760), (15, 133092176), (16, 124773915), (20, 99819132), (21, 95065840), (24, 83182610), (28, 71299380), (30, 66546088), (31, 64399440), (35, 57039504), (40, 49909566), (42, 47532920), (48, 41591305), (56, 35649690), (60, 33273044), (62, 32199720), (70, 28519752), (80, 24954783), (84, 23766460), (93, 21466480), (105, 19013168), (112, 17824845), (120, 16636522), (124, 16099860), (140, 14259876), (155, 12879888), (168, 11883230), (186, 10733240), (210, 9506584), (217, 9199920), (240, 8318261), (248, 8049930), (280, 7129938), (310, 6439944), (336, 5941615), (372, 5366620), (420, 4753292), (434, 4599960), (465, 4293296), (496, 4024965), (560, 3564969), (620, 3219972), (651, 3066640), (744, 2683310), (840, 2376646), (868, 2299980), (930, 2146648), (1085, 1839984), (1240, 1609986), (1302, 1533320), (1488, 1341655), (1680, 1188323), (1736, 1149990), (1860, 1073324), (2170, 919992), (2480, 804993), (2604, 766660), (3255, 613328), (3472, 574995), (3720, 536662), (4340, 459996), (5208, 383330), (6510, 306664), (7440, 268331), (8680, 229998), (10416, 191665), (13020, 153332), (17360, 114999), (26040, 76666), (38333, 52080)]