243211920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2039}}^1$

素因数の和:2133

約数の個数: 160

約数和(自身を含む): 874229760

約数和(自身を除く): 631017840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 105, 112, 120, 140, 142, 168, 210, 213, 240, 280, 284, 336, 355, 420, 426, 497, 560, 568, 710, 840, 852, 994, 1065, 1136, 1420, 1491, 1680, 1704, 1988, 2039, 2130, 2485, 2840, 2982, 3408, 3976, 4078, 4260, 4970, 5680, 5964, 6117, 7455, 7952, 8156, 8520, 9940, 10195, 11928, 12234, 14273, 14910, 16312, 17040, 19880, 20390, 23856, 24468, 28546, 29820, 30585, 32624, 39760, 40780, 42819, 48936, 57092, 59640, 61170, 71365, 81560, 85638, 97872, 114184, 119280, 122340, 142730, 144769, 163120, 171276, 214095, 228368, 244680, 285460, 289538, 342552, 428190, 434307, 489360, 570920, 579076, 685104, 723845, 856380, 868614, 1013383, 1141840, 1158152, 1447690, 1712760, 1737228, 2026766, 2171535, 2316304, 2895380, 3040149, 3425520, 3474456, 4053532, 4343070, 5066915, 5790760, 6080298, 6948912, 8107064, 8686140, 10133830, 11581520, 12160596, 15200745, 16214128, 17372280, 20267660, 24321192, 30401490, 34744560, 40535320, 48642384, 60802980, 81070640, 121605960, 243211920]

約数ペア:

[(1, 243211920), (2, 121605960), (3, 81070640), (4, 60802980), (5, 48642384), (6, 40535320), (7, 34744560), (8, 30401490), (10, 24321192), (12, 20267660), (14, 17372280), (15, 16214128), (16, 15200745), (20, 12160596), (21, 11581520), (24, 10133830), (28, 8686140), (30, 8107064), (35, 6948912), (40, 6080298), (42, 5790760), (48, 5066915), (56, 4343070), (60, 4053532), (70, 3474456), (71, 3425520), (80, 3040149), (84, 2895380), (105, 2316304), (112, 2171535), (120, 2026766), (140, 1737228), (142, 1712760), (168, 1447690), (210, 1158152), (213, 1141840), (240, 1013383), (280, 868614), (284, 856380), (336, 723845), (355, 685104), (420, 579076), (426, 570920), (497, 489360), (560, 434307), (568, 428190), (710, 342552), (840, 289538), (852, 285460), (994, 244680), (1065, 228368), (1136, 214095), (1420, 171276), (1491, 163120), (1680, 144769), (1704, 142730), (1988, 122340), (2039, 119280), (2130, 114184), (2485, 97872), (2840, 85638), (2982, 81560), (3408, 71365), (3976, 61170), (4078, 59640), (4260, 57092), (4970, 48936), (5680, 42819), (5964, 40780), (6117, 39760), (7455, 32624), (7952, 30585), (8156, 29820), (8520, 28546), (9940, 24468), (10195, 23856), (11928, 20390), (12234, 19880), (14273, 17040), (14910, 16312)]