1988045280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6247}}^1$

素因数の和:6298

約数の個数: 288

約数和(自身を含む): 7737073344

約数和(自身を除く): 5749028064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 117, 120, 130, 136, 144, 153, 156, 160, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 288, 306, 312, 340, 360, 390, 408, 416, 442, 468, 480, 510, 520, 544, 585, 612, 624, 663, 680, 720, 765, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1248, 1326, 1360, 1440, 1530, 1560, 1632, 1768, 1872, 1989, 2040, 2080, 2210, 2340, 2448, 2652, 2720, 3060, 3120, 3315, 3536, 3744, 3978, 4080, 4420, 4680, 4896, 5304, 6120, 6240, 6247, 6630, 7072, 7956, 8160, 8840, 9360, 9945, 10608, 12240, 12494, 13260, 15912, 17680, 18720, 18741, 19890, 21216, 24480, 24988, 26520, 31235, 31824, 35360, 37482, 39780, 49976, 53040, 56223, 62470, 63648, 74964, 79560, 81211, 93705, 99952, 106080, 106199, 112446, 124940, 149928, 159120, 162422, 187410, 199904, 212398, 224892, 243633, 249880, 281115, 299856, 318240, 318597, 324844, 374820, 406055, 424796, 449784, 487266, 499760, 530995, 562230, 599712, 637194, 649688, 730899, 749640, 812110, 849592, 899568, 955791, 974532, 999520, 1061990, 1124460, 1218165, 1274388, 1299376, 1380587, 1461798, 1499280, 1592985, 1624220, 1699184, 1799136, 1911582, 1949064, 2123980, 2248920, 2436330, 2548776, 2598752, 2761174, 2923596, 2998560, 3185970, 3248440, 3398368, 3654495, 3823164, 3898128, 4141761, 4247960, 4497840, 4778955, 4872660, 5097552, 5522348, 5847192, 6371940, 6496880, 6902935, 7308990, 7646328, 7796256, 8283522, 8495920, 8995680, 9557910, 9745320, 10195104, 11044696, 11694384, 12425283, 12743880, 12993760, 13805870, 14617980, 15292656, 16567044, 16991840, 19115820, 19490640, 20708805, 22089392, 23388768, 24850566, 25487760, 27611740, 29235960, 30585312, 33134088, 38231640, 38981280, 41417610, 44178784, 49701132, 50975520, 55223480, 58471920, 62126415, 66268176, 76463280, 82835220, 99402264, 110446960, 116943840, 124252830, 132536352, 152926560, 165670440, 198804528, 220893920, 248505660, 331340880, 397609056, 497011320, 662681760, 994022640, 1988045280]

約数ペア:

[(1, 1988045280), (2, 994022640), (3, 662681760), (4, 497011320), (5, 397609056), (6, 331340880), (8, 248505660), (9, 220893920), (10, 198804528), (12, 165670440), (13, 152926560), (15, 132536352), (16, 124252830), (17, 116943840), (18, 110446960), (20, 99402264), (24, 82835220), (26, 76463280), (30, 66268176), (32, 62126415), (34, 58471920), (36, 55223480), (39, 50975520), (40, 49701132), (45, 44178784), (48, 41417610), (51, 38981280), (52, 38231640), (60, 33134088), (65, 30585312), (68, 29235960), (72, 27611740), (78, 25487760), (80, 24850566), (85, 23388768), (90, 22089392), (96, 20708805), (102, 19490640), (104, 19115820), (117, 16991840), (120, 16567044), (130, 15292656), (136, 14617980), (144, 13805870), (153, 12993760), (156, 12743880), (160, 12425283), (170, 11694384), (180, 11044696), (195, 10195104), (204, 9745320), (208, 9557910), (221, 8995680), (234, 8495920), (240, 8283522), (255, 7796256), (260, 7646328), (272, 7308990), (288, 6902935), (306, 6496880), (312, 6371940), (340, 5847192), (360, 5522348), (390, 5097552), (408, 4872660), (416, 4778955), (442, 4497840), (468, 4247960), (480, 4141761), (510, 3898128), (520, 3823164), (544, 3654495), (585, 3398368), (612, 3248440), (624, 3185970), (663, 2998560), (680, 2923596), (720, 2761174), (765, 2598752), (780, 2548776), (816, 2436330), (884, 2248920), (936, 2123980), (1020, 1949064), (1040, 1911582), (1105, 1799136), (1170, 1699184), (1224, 1624220), (1248, 1592985), (1326, 1499280), (1360, 1461798), (1440, 1380587), (1530, 1299376), (1560, 1274388), (1632, 1218165), (1768, 1124460), (1872, 1061990), (1989, 999520), (2040, 974532), (2080, 955791), (2210, 899568), (2340, 849592), (2448, 812110), (2652, 749640), (2720, 730899), (3060, 649688), (3120, 637194), (3315, 599712), (3536, 562230), (3744, 530995), (3978, 499760), (4080, 487266), (4420, 449784), (4680, 424796), (4896, 406055), (5304, 374820), (6120, 324844), (6240, 318597), (6247, 318240), (6630, 299856), (7072, 281115), (7956, 249880), (8160, 243633), (8840, 224892), (9360, 212398), (9945, 199904), (10608, 187410), (12240, 162422), (12494, 159120), (13260, 149928), (15912, 124940), (17680, 112446), (18720, 106199), (18741, 106080), (19890, 99952), (21216, 93705), (24480, 81211), (24988, 79560), (26520, 74964), (31235, 63648), (31824, 62470), (35360, 56223), (37482, 53040), (39780, 49976)]