30796920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1$

素因数の和:147

約数の個数: 288

約数和(自身を含む): 126977760

約数和(自身を除く): 96180840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 101, 105, 110, 120, 121, 126, 132, 140, 154, 165, 168, 180, 198, 202, 210, 220, 231, 242, 252, 264, 280, 303, 308, 315, 330, 360, 363, 385, 396, 404, 420, 440, 462, 484, 495, 504, 505, 605, 606, 616, 630, 660, 693, 707, 726, 770, 792, 808, 840, 847, 909, 924, 968, 990, 1010, 1089, 1111, 1155, 1210, 1212, 1260, 1320, 1386, 1414, 1452, 1515, 1540, 1694, 1815, 1818, 1848, 1980, 2020, 2121, 2178, 2222, 2310, 2420, 2424, 2520, 2541, 2772, 2828, 2904, 3030, 3080, 3333, 3388, 3465, 3535, 3630, 3636, 3960, 4040, 4235, 4242, 4356, 4444, 4545, 4620, 4840, 5082, 5445, 5544, 5555, 5656, 6060, 6363, 6666, 6776, 6930, 7070, 7260, 7272, 7623, 7777, 8470, 8484, 8712, 8888, 9090, 9240, 9999, 10164, 10605, 10890, 11110, 12120, 12221, 12705, 12726, 13332, 13860, 14140, 14520, 15246, 15554, 16665, 16940, 16968, 18180, 19998, 20328, 21210, 21780, 22220, 23331, 24442, 25410, 25452, 26664, 27720, 28280, 30492, 31108, 31815, 33330, 33880, 36360, 36663, 38115, 38885, 39996, 42420, 43560, 44440, 46662, 48884, 49995, 50820, 50904, 60984, 61105, 62216, 63630, 66660, 69993, 73326, 76230, 77770, 79992, 84840, 85547, 93324, 97768, 99990, 101640, 109989, 116655, 122210, 127260, 133320, 139986, 146652, 152460, 155540, 171094, 183315, 186648, 199980, 219978, 233310, 244420, 254520, 256641, 279972, 293304, 304920, 311080, 342188, 349965, 366630, 399960, 427735, 439956, 466620, 488840, 513282, 549945, 559944, 684376, 699930, 733260, 769923, 855470, 879912, 933240, 1026564, 1099890, 1283205, 1399860, 1466520, 1539846, 1710940, 2053128, 2199780, 2566410, 2799720, 3079692, 3421880, 3849615, 4399560, 5132820, 6159384, 7699230, 10265640, 15398460, 30796920]

約数ペア:

[(1, 30796920), (2, 15398460), (3, 10265640), (4, 7699230), (5, 6159384), (6, 5132820), (7, 4399560), (8, 3849615), (9, 3421880), (10, 3079692), (11, 2799720), (12, 2566410), (14, 2199780), (15, 2053128), (18, 1710940), (20, 1539846), (21, 1466520), (22, 1399860), (24, 1283205), (28, 1099890), (30, 1026564), (33, 933240), (35, 879912), (36, 855470), (40, 769923), (42, 733260), (44, 699930), (45, 684376), (55, 559944), (56, 549945), (60, 513282), (63, 488840), (66, 466620), (70, 439956), (72, 427735), (77, 399960), (84, 366630), (88, 349965), (90, 342188), (99, 311080), (101, 304920), (105, 293304), (110, 279972), (120, 256641), (121, 254520), (126, 244420), (132, 233310), (140, 219978), (154, 199980), (165, 186648), (168, 183315), (180, 171094), (198, 155540), (202, 152460), (210, 146652), (220, 139986), (231, 133320), (242, 127260), (252, 122210), (264, 116655), (280, 109989), (303, 101640), (308, 99990), (315, 97768), (330, 93324), (360, 85547), (363, 84840), (385, 79992), (396, 77770), (404, 76230), (420, 73326), (440, 69993), (462, 66660), (484, 63630), (495, 62216), (504, 61105), (505, 60984), (605, 50904), (606, 50820), (616, 49995), (630, 48884), (660, 46662), (693, 44440), (707, 43560), (726, 42420), (770, 39996), (792, 38885), (808, 38115), (840, 36663), (847, 36360), (909, 33880), (924, 33330), (968, 31815), (990, 31108), (1010, 30492), (1089, 28280), (1111, 27720), (1155, 26664), (1210, 25452), (1212, 25410), (1260, 24442), (1320, 23331), (1386, 22220), (1414, 21780), (1452, 21210), (1515, 20328), (1540, 19998), (1694, 18180), (1815, 16968), (1818, 16940), (1848, 16665), (1980, 15554), (2020, 15246), (2121, 14520), (2178, 14140), (2222, 13860), (2310, 13332), (2420, 12726), (2424, 12705), (2520, 12221), (2541, 12120), (2772, 11110), (2828, 10890), (2904, 10605), (3030, 10164), (3080, 9999), (3333, 9240), (3388, 9090), (3465, 8888), (3535, 8712), (3630, 8484), (3636, 8470), (3960, 7777), (4040, 7623), (4235, 7272), (4242, 7260), (4356, 7070), (4444, 6930), (4545, 6776), (4620, 6666), (4840, 6363), (5082, 6060), (5445, 5656), (5544, 5555)]