989750640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{881}}^1$

素因数の和:1079

約数の個数: 160

約数和(自身を含む): 3191795712

約数和(自身を除く): 2202045072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 151, 155, 186, 240, 248, 302, 310, 372, 453, 465, 496, 604, 620, 744, 755, 881, 906, 930, 1208, 1240, 1488, 1510, 1762, 1812, 1860, 2265, 2416, 2480, 2643, 3020, 3524, 3624, 3720, 4405, 4530, 4681, 5286, 6040, 7048, 7248, 7440, 8810, 9060, 9362, 10572, 12080, 13215, 14043, 14096, 17620, 18120, 18724, 21144, 23405, 26430, 27311, 28086, 35240, 36240, 37448, 42288, 46810, 52860, 54622, 56172, 70215, 70480, 74896, 81933, 93620, 105720, 109244, 112344, 133031, 136555, 140430, 163866, 187240, 211440, 218488, 224688, 266062, 273110, 280860, 327732, 374480, 399093, 409665, 436976, 532124, 546220, 561720, 655464, 665155, 798186, 819330, 1064248, 1092440, 1123440, 1310928, 1330310, 1596372, 1638660, 1995465, 2128496, 2184880, 2660620, 3192744, 3277320, 3990930, 4123961, 5321240, 6385488, 6554640, 7981860, 8247922, 10642480, 12371883, 15963720, 16495844, 20619805, 24743766, 31927440, 32991688, 41239610, 49487532, 61859415, 65983376, 82479220, 98975064, 123718830, 164958440, 197950128, 247437660, 329916880, 494875320, 989750640]

約数ペア:

[(1, 989750640), (2, 494875320), (3, 329916880), (4, 247437660), (5, 197950128), (6, 164958440), (8, 123718830), (10, 98975064), (12, 82479220), (15, 65983376), (16, 61859415), (20, 49487532), (24, 41239610), (30, 32991688), (31, 31927440), (40, 24743766), (48, 20619805), (60, 16495844), (62, 15963720), (80, 12371883), (93, 10642480), (120, 8247922), (124, 7981860), (151, 6554640), (155, 6385488), (186, 5321240), (240, 4123961), (248, 3990930), (302, 3277320), (310, 3192744), (372, 2660620), (453, 2184880), (465, 2128496), (496, 1995465), (604, 1638660), (620, 1596372), (744, 1330310), (755, 1310928), (881, 1123440), (906, 1092440), (930, 1064248), (1208, 819330), (1240, 798186), (1488, 665155), (1510, 655464), (1762, 561720), (1812, 546220), (1860, 532124), (2265, 436976), (2416, 409665), (2480, 399093), (2643, 374480), (3020, 327732), (3524, 280860), (3624, 273110), (3720, 266062), (4405, 224688), (4530, 218488), (4681, 211440), (5286, 187240), (6040, 163866), (7048, 140430), (7248, 136555), (7440, 133031), (8810, 112344), (9060, 109244), (9362, 105720), (10572, 93620), (12080, 81933), (13215, 74896), (14043, 70480), (14096, 70215), (17620, 56172), (18120, 54622), (18724, 52860), (21144, 46810), (23405, 42288), (26430, 37448), (27311, 36240), (28086, 35240)]