155937440

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:406

約数の個数: 96

約数和(自身を含む): 384652800

約数和(自身を除く): 228715360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 149, 155, 160, 211, 248, 298, 310, 422, 496, 596, 620, 745, 844, 992, 1055, 1192, 1240, 1490, 1688, 2110, 2384, 2480, 2980, 3376, 4220, 4619, 4768, 4960, 5960, 6541, 6752, 8440, 9238, 11920, 13082, 16880, 18476, 23095, 23840, 26164, 31439, 32705, 33760, 36952, 46190, 52328, 62878, 65410, 73904, 92380, 104656, 125756, 130820, 147808, 157195, 184760, 209312, 251512, 261640, 314390, 369520, 503024, 523280, 628780, 739040, 974609, 1006048, 1046560, 1257560, 1949218, 2515120, 3898436, 4873045, 5030240, 7796872, 9746090, 15593744, 19492180, 31187488, 38984360, 77968720, 155937440]

約数ペア:

[(1, 155937440), (2, 77968720), (4, 38984360), (5, 31187488), (8, 19492180), (10, 15593744), (16, 9746090), (20, 7796872), (31, 5030240), (32, 4873045), (40, 3898436), (62, 2515120), (80, 1949218), (124, 1257560), (149, 1046560), (155, 1006048), (160, 974609), (211, 739040), (248, 628780), (298, 523280), (310, 503024), (422, 369520), (496, 314390), (596, 261640), (620, 251512), (745, 209312), (844, 184760), (992, 157195), (1055, 147808), (1192, 130820), (1240, 125756), (1490, 104656), (1688, 92380), (2110, 73904), (2384, 65410), (2480, 62878), (2980, 52328), (3376, 46190), (4220, 36952), (4619, 33760), (4768, 32705), (4960, 31439), (5960, 26164), (6541, 23840), (6752, 23095), (8440, 18476), (9238, 16880), (11920, 13082)]