51190920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:201

約数の個数: 256

約数和(自身を含む): 193536000

約数和(自身を除く): 142345080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 31, 33, 36, 40, 44, 45, 54, 55, 60, 62, 66, 72, 88, 90, 93, 99, 108, 110, 120, 124, 132, 135, 139, 155, 165, 180, 186, 198, 216, 220, 248, 264, 270, 278, 279, 297, 310, 330, 341, 360, 372, 396, 417, 440, 465, 495, 540, 556, 558, 594, 620, 660, 682, 695, 744, 792, 834, 837, 930, 990, 1023, 1080, 1112, 1116, 1188, 1240, 1251, 1320, 1364, 1390, 1395, 1485, 1529, 1668, 1674, 1705, 1860, 1980, 2046, 2085, 2232, 2376, 2502, 2728, 2780, 2790, 2970, 3058, 3069, 3336, 3348, 3410, 3720, 3753, 3960, 4092, 4170, 4185, 4309, 4587, 5004, 5115, 5560, 5580, 5940, 6116, 6138, 6255, 6696, 6820, 7506, 7645, 8184, 8340, 8370, 8618, 9174, 9207, 10008, 10230, 11160, 11880, 12232, 12276, 12510, 12927, 13640, 13761, 15012, 15290, 15345, 16680, 16740, 17236, 18348, 18414, 18765, 20460, 21545, 22935, 24552, 25020, 25854, 27522, 30024, 30580, 30690, 33480, 34472, 36696, 36828, 37530, 38781, 40920, 41283, 43090, 45870, 46035, 47399, 50040, 51708, 55044, 61160, 61380, 64635, 68805, 73656, 75060, 77562, 82566, 86180, 91740, 92070, 94798, 103416, 110088, 116343, 122760, 129270, 137610, 142197, 150120, 155124, 165132, 172360, 183480, 184140, 189596, 193905, 206415, 232686, 236995, 258540, 275220, 284394, 310248, 330264, 368280, 379192, 387810, 412830, 426591, 465372, 473990, 517080, 550440, 568788, 581715, 710985, 775620, 825660, 853182, 930744, 947980, 1137576, 1163430, 1279773, 1421970, 1551240, 1651320, 1706364, 1895960, 2132955, 2326860, 2559546, 2843940, 3412728, 4265910, 4653720, 5119092, 5687880, 6398865, 8531820, 10238184, 12797730, 17063640, 25595460, 51190920]

約数ペア:

[(1, 51190920), (2, 25595460), (3, 17063640), (4, 12797730), (5, 10238184), (6, 8531820), (8, 6398865), (9, 5687880), (10, 5119092), (11, 4653720), (12, 4265910), (15, 3412728), (18, 2843940), (20, 2559546), (22, 2326860), (24, 2132955), (27, 1895960), (30, 1706364), (31, 1651320), (33, 1551240), (36, 1421970), (40, 1279773), (44, 1163430), (45, 1137576), (54, 947980), (55, 930744), (60, 853182), (62, 825660), (66, 775620), (72, 710985), (88, 581715), (90, 568788), (93, 550440), (99, 517080), (108, 473990), (110, 465372), (120, 426591), (124, 412830), (132, 387810), (135, 379192), (139, 368280), (155, 330264), (165, 310248), (180, 284394), (186, 275220), (198, 258540), (216, 236995), (220, 232686), (248, 206415), (264, 193905), (270, 189596), (278, 184140), (279, 183480), (297, 172360), (310, 165132), (330, 155124), (341, 150120), (360, 142197), (372, 137610), (396, 129270), (417, 122760), (440, 116343), (465, 110088), (495, 103416), (540, 94798), (556, 92070), (558, 91740), (594, 86180), (620, 82566), (660, 77562), (682, 75060), (695, 73656), (744, 68805), (792, 64635), (834, 61380), (837, 61160), (930, 55044), (990, 51708), (1023, 50040), (1080, 47399), (1112, 46035), (1116, 45870), (1188, 43090), (1240, 41283), (1251, 40920), (1320, 38781), (1364, 37530), (1390, 36828), (1395, 36696), (1485, 34472), (1529, 33480), (1668, 30690), (1674, 30580), (1705, 30024), (1860, 27522), (1980, 25854), (2046, 25020), (2085, 24552), (2232, 22935), (2376, 21545), (2502, 20460), (2728, 18765), (2780, 18414), (2790, 18348), (2970, 17236), (3058, 16740), (3069, 16680), (3336, 15345), (3348, 15290), (3410, 15012), (3720, 13761), (3753, 13640), (3960, 12927), (4092, 12510), (4170, 12276), (4185, 12232), (4309, 11880), (4587, 11160), (5004, 10230), (5115, 10008), (5560, 9207), (5580, 9174), (5940, 8618), (6116, 8370), (6138, 8340), (6255, 8184), (6696, 7645), (6820, 7506)]