1712121320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15173}}^1$

素因数の和:15235

約数の個数: 128

約数和(自身を含む): 4894525440

約数和(自身を除く): 3182404120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 248, 260, 280, 310, 364, 403, 434, 455, 520, 620, 728, 806, 868, 910, 1085, 1240, 1612, 1736, 1820, 2015, 2170, 2821, 3224, 3640, 4030, 4340, 5642, 8060, 8680, 11284, 14105, 15173, 16120, 22568, 28210, 30346, 56420, 60692, 75865, 106211, 112840, 121384, 151730, 197249, 212422, 303460, 394498, 424844, 470363, 531055, 606920, 788996, 849688, 940726, 986245, 1062110, 1380743, 1577992, 1881452, 1972490, 2124220, 2351815, 2761486, 3292541, 3762904, 3944980, 4248440, 4703630, 5522972, 6114719, 6585082, 6903715, 7889960, 9407260, 11045944, 12229438, 13170164, 13807430, 16462705, 18814520, 24458876, 26340328, 27614860, 30573595, 32925410, 42803033, 48917752, 55229720, 61147190, 65850820, 85606066, 122294380, 131701640, 171212132, 214015165, 244588760, 342424264, 428030330, 856060660, 1712121320]

約数ペア:

[(1, 1712121320), (2, 856060660), (4, 428030330), (5, 342424264), (7, 244588760), (8, 214015165), (10, 171212132), (13, 131701640), (14, 122294380), (20, 85606066), (26, 65850820), (28, 61147190), (31, 55229720), (35, 48917752), (40, 42803033), (52, 32925410), (56, 30573595), (62, 27614860), (65, 26340328), (70, 24458876), (91, 18814520), (104, 16462705), (124, 13807430), (130, 13170164), (140, 12229438), (155, 11045944), (182, 9407260), (217, 7889960), (248, 6903715), (260, 6585082), (280, 6114719), (310, 5522972), (364, 4703630), (403, 4248440), (434, 3944980), (455, 3762904), (520, 3292541), (620, 2761486), (728, 2351815), (806, 2124220), (868, 1972490), (910, 1881452), (1085, 1577992), (1240, 1380743), (1612, 1062110), (1736, 986245), (1820, 940726), (2015, 849688), (2170, 788996), (2821, 606920), (3224, 531055), (3640, 470363), (4030, 424844), (4340, 394498), (5642, 303460), (8060, 212422), (8680, 197249), (11284, 151730), (14105, 121384), (15173, 112840), (16120, 106211), (22568, 75865), (28210, 60692), (30346, 56420)]