81327159720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1\times {\mathrm{3257}}^1$

素因数の和:3912

約数の個数: 192

約数和(自身を含む): 266830200000

約数和(自身を除く): 185503040280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 139, 180, 278, 360, 417, 499, 556, 695, 834, 998, 1112, 1251, 1390, 1497, 1668, 1996, 2085, 2495, 2502, 2780, 2994, 3257, 3336, 3992, 4170, 4491, 4990, 5004, 5560, 5988, 6255, 6514, 7485, 8340, 8982, 9771, 9980, 10008, 11976, 12510, 13028, 14970, 16285, 16680, 17964, 19542, 19960, 22455, 25020, 26056, 29313, 29940, 32570, 35928, 39084, 44910, 48855, 50040, 58626, 59880, 65140, 69361, 78168, 89820, 97710, 117252, 130280, 138722, 146565, 179640, 195420, 208083, 234504, 277444, 293130, 346805, 390840, 416166, 452723, 554888, 586260, 624249, 693610, 832332, 905446, 1040415, 1172520, 1248498, 1358169, 1387220, 1625243, 1664664, 1810892, 2080830, 2263615, 2496996, 2716338, 2774440, 3121245, 3250486, 3621784, 4074507, 4161660, 4527230, 4875729, 4993992, 5432676, 6242490, 6500972, 6790845, 8126215, 8149014, 8323320, 9054460, 9751458, 10865352, 12484980, 13001944, 13581690, 14627187, 16252430, 16298028, 18108920, 19502916, 20372535, 24378645, 24969960, 27163380, 29254374, 32504860, 32596056, 39005832, 40745070, 48757290, 54326760, 58508748, 65009720, 73135935, 81490140, 97514580, 117017496, 146271870, 162980280, 195029160, 225908777, 292543740, 451817554, 585087480, 677726331, 903635108, 1129543885, 1355452662, 1807270216, 2033178993, 2259087770, 2710905324, 3388631655, 4066357986, 4518175540, 5421810648, 6777263310, 8132715972, 9036351080, 10165894965, 13554526620, 16265431944, 20331789930, 27109053240, 40663579860, 81327159720]

約数ペア:

[(1, 81327159720), (2, 40663579860), (3, 27109053240), (4, 20331789930), (5, 16265431944), (6, 13554526620), (8, 10165894965), (9, 9036351080), (10, 8132715972), (12, 6777263310), (15, 5421810648), (18, 4518175540), (20, 4066357986), (24, 3388631655), (30, 2710905324), (36, 2259087770), (40, 2033178993), (45, 1807270216), (60, 1355452662), (72, 1129543885), (90, 903635108), (120, 677726331), (139, 585087480), (180, 451817554), (278, 292543740), (360, 225908777), (417, 195029160), (499, 162980280), (556, 146271870), (695, 117017496), (834, 97514580), (998, 81490140), (1112, 73135935), (1251, 65009720), (1390, 58508748), (1497, 54326760), (1668, 48757290), (1996, 40745070), (2085, 39005832), (2495, 32596056), (2502, 32504860), (2780, 29254374), (2994, 27163380), (3257, 24969960), (3336, 24378645), (3992, 20372535), (4170, 19502916), (4491, 18108920), (4990, 16298028), (5004, 16252430), (5560, 14627187), (5988, 13581690), (6255, 13001944), (6514, 12484980), (7485, 10865352), (8340, 9751458), (8982, 9054460), (9771, 8323320), (9980, 8149014), (10008, 8126215), (11976, 6790845), (12510, 6500972), (13028, 6242490), (14970, 5432676), (16285, 4993992), (16680, 4875729), (17964, 4527230), (19542, 4161660), (19960, 4074507), (22455, 3621784), (25020, 3250486), (26056, 3121245), (29313, 2774440), (29940, 2716338), (32570, 2496996), (35928, 2263615), (39084, 2080830), (44910, 1810892), (48855, 1664664), (50040, 1625243), (58626, 1387220), (59880, 1358169), (65140, 1248498), (69361, 1172520), (78168, 1040415), (89820, 905446), (97710, 832332), (117252, 693610), (130280, 624249), (138722, 586260), (146565, 554888), (179640, 452723), (195420, 416166), (208083, 390840), (234504, 346805), (277444, 293130)]