290743920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:320

約数の個数: 240

約数和(自身を含む): 1035058752

約数和(自身を除く): 744314832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 97, 115, 120, 138, 144, 180, 181, 184, 194, 207, 230, 240, 276, 291, 345, 360, 362, 368, 388, 414, 460, 485, 543, 552, 582, 690, 720, 724, 776, 828, 873, 905, 920, 970, 1035, 1086, 1104, 1164, 1380, 1448, 1455, 1552, 1629, 1656, 1746, 1810, 1840, 1940, 2070, 2172, 2231, 2328, 2715, 2760, 2896, 2910, 3258, 3312, 3492, 3620, 3880, 4140, 4163, 4344, 4365, 4462, 4656, 5430, 5520, 5820, 6516, 6693, 6984, 7240, 7760, 8145, 8280, 8326, 8688, 8730, 8924, 10860, 11155, 11640, 12489, 13032, 13386, 13968, 14480, 16290, 16560, 16652, 17460, 17557, 17848, 20079, 20815, 21720, 22310, 23280, 24978, 26064, 26772, 32580, 33304, 33465, 34920, 35114, 35696, 37467, 40158, 41630, 43440, 44620, 49956, 52671, 53544, 62445, 65160, 66608, 66930, 69840, 70228, 74934, 80316, 83260, 87785, 89240, 99912, 100395, 105342, 107088, 124890, 130320, 133860, 140456, 149868, 158013, 160632, 166520, 175570, 178480, 187335, 199824, 200790, 210684, 249780, 263355, 267720, 280912, 299736, 316026, 321264, 333040, 351140, 374670, 401580, 403811, 421368, 499560, 526710, 535440, 599472, 632052, 702280, 749340, 790065, 803160, 807622, 842736, 999120, 1053420, 1211433, 1264104, 1404560, 1498680, 1580130, 1606320, 1615244, 2019055, 2106840, 2422866, 2528208, 2997360, 3160260, 3230488, 3634299, 4038110, 4213680, 4845732, 6057165, 6320520, 6460976, 7268598, 8076220, 9691464, 12114330, 12641040, 14537196, 16152440, 18171495, 19382928, 24228660, 29074392, 32304880, 36342990, 48457320, 58148784, 72685980, 96914640, 145371960, 290743920]

約数ペア:

[(1, 290743920), (2, 145371960), (3, 96914640), (4, 72685980), (5, 58148784), (6, 48457320), (8, 36342990), (9, 32304880), (10, 29074392), (12, 24228660), (15, 19382928), (16, 18171495), (18, 16152440), (20, 14537196), (23, 12641040), (24, 12114330), (30, 9691464), (36, 8076220), (40, 7268598), (45, 6460976), (46, 6320520), (48, 6057165), (60, 4845732), (69, 4213680), (72, 4038110), (80, 3634299), (90, 3230488), (92, 3160260), (97, 2997360), (115, 2528208), (120, 2422866), (138, 2106840), (144, 2019055), (180, 1615244), (181, 1606320), (184, 1580130), (194, 1498680), (207, 1404560), (230, 1264104), (240, 1211433), (276, 1053420), (291, 999120), (345, 842736), (360, 807622), (362, 803160), (368, 790065), (388, 749340), (414, 702280), (460, 632052), (485, 599472), (543, 535440), (552, 526710), (582, 499560), (690, 421368), (720, 403811), (724, 401580), (776, 374670), (828, 351140), (873, 333040), (905, 321264), (920, 316026), (970, 299736), (1035, 280912), (1086, 267720), (1104, 263355), (1164, 249780), (1380, 210684), (1448, 200790), (1455, 199824), (1552, 187335), (1629, 178480), (1656, 175570), (1746, 166520), (1810, 160632), (1840, 158013), (1940, 149868), (2070, 140456), (2172, 133860), (2231, 130320), (2328, 124890), (2715, 107088), (2760, 105342), (2896, 100395), (2910, 99912), (3258, 89240), (3312, 87785), (3492, 83260), (3620, 80316), (3880, 74934), (4140, 70228), (4163, 69840), (4344, 66930), (4365, 66608), (4462, 65160), (4656, 62445), (5430, 53544), (5520, 52671), (5820, 49956), (6516, 44620), (6693, 43440), (6984, 41630), (7240, 40158), (7760, 37467), (8145, 35696), (8280, 35114), (8326, 34920), (8688, 33465), (8730, 33304), (8924, 32580), (10860, 26772), (11155, 26064), (11640, 24978), (12489, 23280), (13032, 22310), (13386, 21720), (13968, 20815), (14480, 20079), (16290, 17848), (16560, 17557), (16652, 17460)]