1231890120

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:378

約数の個数: 320

約数和(自身を含む): 4407575040

約数和(自身を除く): 3175684920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 61, 69, 72, 81, 90, 92, 108, 115, 120, 122, 135, 138, 162, 180, 183, 184, 207, 216, 230, 244, 270, 271, 276, 305, 324, 345, 360, 366, 405, 414, 460, 488, 540, 542, 549, 552, 610, 621, 648, 690, 732, 810, 813, 828, 915, 920, 1035, 1080, 1084, 1098, 1220, 1242, 1355, 1380, 1403, 1464, 1620, 1626, 1647, 1656, 1830, 1863, 2070, 2168, 2196, 2439, 2440, 2484, 2710, 2745, 2760, 2806, 3105, 3240, 3252, 3294, 3660, 3726, 4065, 4140, 4209, 4392, 4878, 4941, 4968, 5420, 5490, 5612, 6210, 6233, 6504, 6588, 7015, 7317, 7320, 7452, 8130, 8235, 8280, 8418, 9315, 9756, 9882, 10840, 10980, 11224, 12195, 12420, 12466, 12627, 13176, 14030, 14634, 14904, 16260, 16470, 16531, 16836, 18630, 18699, 19512, 19764, 21045, 21951, 21960, 24390, 24705, 24840, 24932, 25254, 28060, 29268, 31165, 32520, 32940, 33062, 33672, 36585, 37260, 37398, 37881, 39528, 42090, 43902, 48780, 49410, 49593, 49864, 50508, 56097, 56120, 58536, 62330, 63135, 65880, 66124, 73170, 74520, 74796, 75762, 82655, 84180, 87804, 93495, 97560, 98820, 99186, 101016, 109755, 112194, 113643, 124660, 126270, 132248, 146340, 148779, 149592, 151524, 165310, 168291, 168360, 175608, 186990, 189405, 197640, 198372, 219510, 224388, 227286, 247965, 249320, 252540, 280485, 292680, 297558, 303048, 330620, 336582, 373980, 378810, 380213, 396744, 439020, 446337, 448776, 454572, 495930, 504873, 505080, 560970, 568215, 595116, 661240, 673164, 743895, 747960, 757620, 760426, 841455, 878040, 892674, 909144, 991860, 1009746, 1121940, 1136430, 1140639, 1190232, 1339011, 1346328, 1487790, 1515240, 1520852, 1682910, 1785348, 1901065, 1983720, 2019492, 2231685, 2243880, 2272860, 2281278, 2524365, 2678022, 2975580, 3041704, 3365820, 3421917, 3570696, 3802130, 4038984, 4463370, 4545720, 4562556, 5048730, 5356044, 5703195, 5951160, 6695055, 6731640, 6843834, 7604260, 8926740, 9125112, 10097460, 10265751, 10712088, 11406390, 13390110, 13687668, 15208520, 17109585, 17853480, 20194920, 20531502, 22812780, 26780220, 27375336, 30797253, 34219170, 41063004, 45625560, 51328755, 53560440, 61594506, 68438340, 82126008, 102657510, 123189012, 136876680, 153986265, 205315020, 246378024, 307972530, 410630040, 615945060, 1231890120]

約数ペア:

[(1, 1231890120), (2, 615945060), (3, 410630040), (4, 307972530), (5, 246378024), (6, 205315020), (8, 153986265), (9, 136876680), (10, 123189012), (12, 102657510), (15, 82126008), (18, 68438340), (20, 61594506), (23, 53560440), (24, 51328755), (27, 45625560), (30, 41063004), (36, 34219170), (40, 30797253), (45, 27375336), (46, 26780220), (54, 22812780), (60, 20531502), (61, 20194920), (69, 17853480), (72, 17109585), (81, 15208520), (90, 13687668), (92, 13390110), (108, 11406390), (115, 10712088), (120, 10265751), (122, 10097460), (135, 9125112), (138, 8926740), (162, 7604260), (180, 6843834), (183, 6731640), (184, 6695055), (207, 5951160), (216, 5703195), (230, 5356044), (244, 5048730), (270, 4562556), (271, 4545720), (276, 4463370), (305, 4038984), (324, 3802130), (345, 3570696), (360, 3421917), (366, 3365820), (405, 3041704), (414, 2975580), (460, 2678022), (488, 2524365), (540, 2281278), (542, 2272860), (549, 2243880), (552, 2231685), (610, 2019492), (621, 1983720), (648, 1901065), (690, 1785348), (732, 1682910), (810, 1520852), (813, 1515240), (828, 1487790), (915, 1346328), (920, 1339011), (1035, 1190232), (1080, 1140639), (1084, 1136430), (1098, 1121940), (1220, 1009746), (1242, 991860), (1355, 909144), (1380, 892674), (1403, 878040), (1464, 841455), (1620, 760426), (1626, 757620), (1647, 747960), (1656, 743895), (1830, 673164), (1863, 661240), (2070, 595116), (2168, 568215), (2196, 560970), (2439, 505080), (2440, 504873), (2484, 495930), (2710, 454572), (2745, 448776), (2760, 446337), (2806, 439020), (3105, 396744), (3240, 380213), (3252, 378810), (3294, 373980), (3660, 336582), (3726, 330620), (4065, 303048), (4140, 297558), (4209, 292680), (4392, 280485), (4878, 252540), (4941, 249320), (4968, 247965), (5420, 227286), (5490, 224388), (5612, 219510), (6210, 198372), (6233, 197640), (6504, 189405), (6588, 186990), (7015, 175608), (7317, 168360), (7320, 168291), (7452, 165310), (8130, 151524), (8235, 149592), (8280, 148779), (8418, 146340), (9315, 132248), (9756, 126270), (9882, 124660), (10840, 113643), (10980, 112194), (11224, 109755), (12195, 101016), (12420, 99186), (12466, 98820), (12627, 97560), (13176, 93495), (14030, 87804), (14634, 84180), (14904, 82655), (16260, 75762), (16470, 74796), (16531, 74520), (16836, 73170), (18630, 66124), (18699, 65880), (19512, 63135), (19764, 62330), (21045, 58536), (21951, 56120), (21960, 56097), (24390, 50508), (24705, 49864), (24840, 49593), (24932, 49410), (25254, 48780), (28060, 43902), (29268, 42090), (31165, 39528), (32520, 37881), (32940, 37398), (33062, 37260), (33672, 36585)]