1540440160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:405

約数の個数: 192

約数和(自身を含む): 4285757952

約数和(自身を除く): 2745317792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 73, 80, 83, 112, 140, 146, 160, 166, 224, 227, 280, 292, 332, 365, 415, 454, 511, 560, 581, 584, 664, 730, 830, 908, 1022, 1120, 1135, 1162, 1168, 1328, 1460, 1589, 1660, 1816, 2044, 2270, 2324, 2336, 2555, 2656, 2905, 2920, 3178, 3320, 3632, 4088, 4540, 4648, 5110, 5810, 5840, 6059, 6356, 6640, 7264, 7945, 8176, 9080, 9296, 10220, 11620, 11680, 12118, 12712, 13280, 15890, 16352, 16571, 18160, 18592, 18841, 20440, 23240, 24236, 25424, 30295, 31780, 33142, 36320, 37682, 40880, 42413, 46480, 48472, 50848, 60590, 63560, 66284, 75364, 81760, 82855, 84826, 92960, 94205, 96944, 115997, 121180, 127120, 131887, 132568, 150728, 165710, 169652, 188410, 193888, 212065, 231994, 242360, 254240, 263774, 265136, 301456, 331420, 339304, 376820, 424130, 463988, 484720, 527548, 530272, 579985, 602912, 659435, 662840, 678608, 753640, 848260, 927976, 969440, 1055096, 1159970, 1318870, 1325680, 1357216, 1375393, 1507280, 1696520, 1855952, 2110192, 2319940, 2637740, 2651360, 2750786, 3014560, 3393040, 3711904, 4220384, 4639880, 5275480, 5501572, 6786080, 6876965, 9279760, 9627751, 10550960, 11003144, 13753930, 18559520, 19255502, 21101920, 22006288, 27507860, 38511004, 44012576, 48138755, 55015720, 77022008, 96277510, 110031440, 154044016, 192555020, 220062880, 308088032, 385110040, 770220080, 1540440160]

約数ペア:

[(1, 1540440160), (2, 770220080), (4, 385110040), (5, 308088032), (7, 220062880), (8, 192555020), (10, 154044016), (14, 110031440), (16, 96277510), (20, 77022008), (28, 55015720), (32, 48138755), (35, 44012576), (40, 38511004), (56, 27507860), (70, 22006288), (73, 21101920), (80, 19255502), (83, 18559520), (112, 13753930), (140, 11003144), (146, 10550960), (160, 9627751), (166, 9279760), (224, 6876965), (227, 6786080), (280, 5501572), (292, 5275480), (332, 4639880), (365, 4220384), (415, 3711904), (454, 3393040), (511, 3014560), (560, 2750786), (581, 2651360), (584, 2637740), (664, 2319940), (730, 2110192), (830, 1855952), (908, 1696520), (1022, 1507280), (1120, 1375393), (1135, 1357216), (1162, 1325680), (1168, 1318870), (1328, 1159970), (1460, 1055096), (1589, 969440), (1660, 927976), (1816, 848260), (2044, 753640), (2270, 678608), (2324, 662840), (2336, 659435), (2555, 602912), (2656, 579985), (2905, 530272), (2920, 527548), (3178, 484720), (3320, 463988), (3632, 424130), (4088, 376820), (4540, 339304), (4648, 331420), (5110, 301456), (5810, 265136), (5840, 263774), (6059, 254240), (6356, 242360), (6640, 231994), (7264, 212065), (7945, 193888), (8176, 188410), (9080, 169652), (9296, 165710), (10220, 150728), (11620, 132568), (11680, 131887), (12118, 127120), (12712, 121180), (13280, 115997), (15890, 96944), (16352, 94205), (16571, 92960), (18160, 84826), (18592, 82855), (18841, 81760), (20440, 75364), (23240, 66284), (24236, 63560), (25424, 60590), (30295, 50848), (31780, 48472), (33142, 46480), (36320, 42413), (37682, 40880)]