278059920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:417

約数の個数: 160

約数和(自身を含む): 891907200

約数和(自身を除く): 613847280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 59, 60, 73, 80, 118, 120, 146, 177, 219, 236, 240, 269, 292, 295, 354, 365, 438, 472, 538, 584, 590, 708, 730, 807, 876, 885, 944, 1076, 1095, 1168, 1180, 1345, 1416, 1460, 1614, 1752, 1770, 2152, 2190, 2360, 2690, 2832, 2920, 3228, 3504, 3540, 4035, 4304, 4307, 4380, 4720, 5380, 5840, 6456, 7080, 8070, 8614, 8760, 10760, 12912, 12921, 14160, 15871, 16140, 17228, 17520, 19637, 21520, 21535, 25842, 31742, 32280, 34456, 39274, 43070, 47613, 51684, 58911, 63484, 64560, 64605, 68912, 78548, 79355, 86140, 95226, 98185, 103368, 117822, 126968, 129210, 157096, 158710, 172280, 190452, 196370, 206736, 235644, 238065, 253936, 258420, 294555, 314192, 317420, 344560, 380904, 392740, 471288, 476130, 516840, 589110, 634840, 761808, 785480, 942576, 952260, 1033680, 1158583, 1178220, 1269680, 1570960, 1904520, 2317166, 2356440, 3475749, 3809040, 4634332, 4712880, 5792915, 6951498, 9268664, 11585830, 13902996, 17378745, 18537328, 23171660, 27805992, 34757490, 46343320, 55611984, 69514980, 92686640, 139029960, 278059920]

約数ペア:

[(1, 278059920), (2, 139029960), (3, 92686640), (4, 69514980), (5, 55611984), (6, 46343320), (8, 34757490), (10, 27805992), (12, 23171660), (15, 18537328), (16, 17378745), (20, 13902996), (24, 11585830), (30, 9268664), (40, 6951498), (48, 5792915), (59, 4712880), (60, 4634332), (73, 3809040), (80, 3475749), (118, 2356440), (120, 2317166), (146, 1904520), (177, 1570960), (219, 1269680), (236, 1178220), (240, 1158583), (269, 1033680), (292, 952260), (295, 942576), (354, 785480), (365, 761808), (438, 634840), (472, 589110), (538, 516840), (584, 476130), (590, 471288), (708, 392740), (730, 380904), (807, 344560), (876, 317420), (885, 314192), (944, 294555), (1076, 258420), (1095, 253936), (1168, 238065), (1180, 235644), (1345, 206736), (1416, 196370), (1460, 190452), (1614, 172280), (1752, 158710), (1770, 157096), (2152, 129210), (2190, 126968), (2360, 117822), (2690, 103368), (2832, 98185), (2920, 95226), (3228, 86140), (3504, 79355), (3540, 78548), (4035, 68912), (4304, 64605), (4307, 64560), (4380, 63484), (4720, 58911), (5380, 51684), (5840, 47613), (6456, 43070), (7080, 39274), (8070, 34456), (8614, 32280), (8760, 31742), (10760, 25842), (12912, 21535), (12921, 21520), (14160, 19637), (15871, 17520), (16140, 17228)]