19904888160

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{22259}}^1$

素因数の和:22312

約数の個数: 288

約数和(自身を含む): 73507150080

約数和(自身を除く): 53602261920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 81, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 162, 180, 184, 207, 216, 230, 240, 243, 270, 276, 288, 324, 345, 360, 368, 405, 414, 432, 460, 480, 486, 540, 552, 621, 648, 690, 720, 736, 810, 828, 864, 920, 972, 1035, 1080, 1104, 1215, 1242, 1296, 1380, 1440, 1620, 1656, 1840, 1863, 1944, 2070, 2160, 2208, 2430, 2484, 2592, 2760, 3105, 3240, 3312, 3680, 3726, 3888, 4140, 4320, 4860, 4968, 5520, 5589, 6210, 6480, 6624, 7452, 7776, 8280, 9315, 9720, 9936, 11040, 11178, 12420, 12960, 14904, 16560, 18630, 19440, 19872, 22259, 22356, 24840, 27945, 29808, 33120, 37260, 38880, 44518, 44712, 49680, 55890, 59616, 66777, 74520, 89036, 89424, 99360, 111295, 111780, 133554, 149040, 178072, 178848, 200331, 222590, 223560, 267108, 298080, 333885, 356144, 400662, 445180, 447120, 511957, 534216, 600993, 667770, 712288, 801324, 890360, 894240, 1001655, 1023914, 1068432, 1201986, 1335540, 1535871, 1602648, 1780720, 1802979, 2003310, 2047828, 2136864, 2403972, 2559785, 2671080, 3004965, 3071742, 3205296, 3561440, 3605958, 4006620, 4095656, 4607613, 4807944, 5119570, 5342160, 5408937, 6009930, 6143484, 6410592, 7211916, 7679355, 8013240, 8191312, 9014895, 9215226, 9615888, 10239140, 10684320, 10817874, 12019860, 12286968, 13822839, 14423832, 15358710, 16026480, 16382624, 18029790, 18430452, 19231776, 20478280, 21635748, 23038065, 24039720, 24573936, 27044685, 27645678, 28847664, 30717420, 32052960, 36059580, 36860904, 40956560, 41468517, 43271496, 46076130, 48079440, 49147872, 54089370, 55291356, 57695328, 61434840, 69114195, 72119160, 73721808, 81913120, 82937034, 86542992, 92152260, 96158880, 108178740, 110582712, 122869680, 124405551, 138228390, 144238320, 147443616, 165874068, 173085984, 184304520, 207342585, 216357480, 221165424, 245739360, 248811102, 276456780, 288476640, 331748136, 368609040, 414685170, 432714960, 442330848, 497622204, 552913560, 622027755, 663496272, 737218080, 829370340, 865429920, 995244408, 1105827120, 1244055510, 1326992544, 1658740680, 1990488816, 2211654240, 2488111020, 3317481360, 3980977632, 4976222040, 6634962720, 9952444080, 19904888160]

約数ペア:

[(1, 19904888160), (2, 9952444080), (3, 6634962720), (4, 4976222040), (5, 3980977632), (6, 3317481360), (8, 2488111020), (9, 2211654240), (10, 1990488816), (12, 1658740680), (15, 1326992544), (16, 1244055510), (18, 1105827120), (20, 995244408), (23, 865429920), (24, 829370340), (27, 737218080), (30, 663496272), (32, 622027755), (36, 552913560), (40, 497622204), (45, 442330848), (46, 432714960), (48, 414685170), (54, 368609040), (60, 331748136), (69, 288476640), (72, 276456780), (80, 248811102), (81, 245739360), (90, 221165424), (92, 216357480), (96, 207342585), (108, 184304520), (115, 173085984), (120, 165874068), (135, 147443616), (138, 144238320), (144, 138228390), (160, 124405551), (162, 122869680), (180, 110582712), (184, 108178740), (207, 96158880), (216, 92152260), (230, 86542992), (240, 82937034), (243, 81913120), (270, 73721808), (276, 72119160), (288, 69114195), (324, 61434840), (345, 57695328), (360, 55291356), (368, 54089370), (405, 49147872), (414, 48079440), (432, 46076130), (460, 43271496), (480, 41468517), (486, 40956560), (540, 36860904), (552, 36059580), (621, 32052960), (648, 30717420), (690, 28847664), (720, 27645678), (736, 27044685), (810, 24573936), (828, 24039720), (864, 23038065), (920, 21635748), (972, 20478280), (1035, 19231776), (1080, 18430452), (1104, 18029790), (1215, 16382624), (1242, 16026480), (1296, 15358710), (1380, 14423832), (1440, 13822839), (1620, 12286968), (1656, 12019860), (1840, 10817874), (1863, 10684320), (1944, 10239140), (2070, 9615888), (2160, 9215226), (2208, 9014895), (2430, 8191312), (2484, 8013240), (2592, 7679355), (2760, 7211916), (3105, 6410592), (3240, 6143484), (3312, 6009930), (3680, 5408937), (3726, 5342160), (3888, 5119570), (4140, 4807944), (4320, 4607613), (4860, 4095656), (4968, 4006620), (5520, 3605958), (5589, 3561440), (6210, 3205296), (6480, 3071742), (6624, 3004965), (7452, 2671080), (7776, 2559785), (8280, 2403972), (9315, 2136864), (9720, 2047828), (9936, 2003310), (11040, 1802979), (11178, 1780720), (12420, 1602648), (12960, 1535871), (14904, 1335540), (16560, 1201986), (18630, 1068432), (19440, 1023914), (19872, 1001655), (22259, 894240), (22356, 890360), (24840, 801324), (27945, 712288), (29808, 667770), (33120, 600993), (37260, 534216), (38880, 511957), (44518, 447120), (44712, 445180), (49680, 400662), (55890, 356144), (59616, 333885), (66777, 298080), (74520, 267108), (89036, 223560), (89424, 222590), (99360, 200331), (111295, 178848), (111780, 178072), (133554, 149040)]