172027320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:477

約数の個数: 128

約数和(自身を含む): 533537280

約数和(自身を除く): 361509960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 71, 120, 122, 142, 183, 213, 244, 284, 305, 331, 355, 366, 426, 488, 568, 610, 662, 710, 732, 852, 915, 993, 1065, 1220, 1324, 1420, 1464, 1655, 1704, 1830, 1986, 2130, 2440, 2648, 2840, 3310, 3660, 3972, 4260, 4331, 4965, 6620, 7320, 7944, 8520, 8662, 9930, 12993, 13240, 17324, 19860, 20191, 21655, 23501, 25986, 34648, 39720, 40382, 43310, 47002, 51972, 60573, 64965, 70503, 80764, 86620, 94004, 100955, 103944, 117505, 121146, 129930, 141006, 161528, 173240, 188008, 201910, 235010, 242292, 259860, 282012, 302865, 352515, 403820, 470020, 484584, 519720, 564024, 605730, 705030, 807640, 940040, 1211460, 1410060, 1433561, 2422920, 2820120, 2867122, 4300683, 5734244, 7167805, 8601366, 11468488, 14335610, 17202732, 21503415, 28671220, 34405464, 43006830, 57342440, 86013660, 172027320]

約数ペア:

[(1, 172027320), (2, 86013660), (3, 57342440), (4, 43006830), (5, 34405464), (6, 28671220), (8, 21503415), (10, 17202732), (12, 14335610), (15, 11468488), (20, 8601366), (24, 7167805), (30, 5734244), (40, 4300683), (60, 2867122), (61, 2820120), (71, 2422920), (120, 1433561), (122, 1410060), (142, 1211460), (183, 940040), (213, 807640), (244, 705030), (284, 605730), (305, 564024), (331, 519720), (355, 484584), (366, 470020), (426, 403820), (488, 352515), (568, 302865), (610, 282012), (662, 259860), (710, 242292), (732, 235010), (852, 201910), (915, 188008), (993, 173240), (1065, 161528), (1220, 141006), (1324, 129930), (1420, 121146), (1464, 117505), (1655, 103944), (1704, 100955), (1830, 94004), (1986, 86620), (2130, 80764), (2440, 70503), (2648, 64965), (2840, 60573), (3310, 51972), (3660, 47002), (3972, 43310), (4260, 40382), (4331, 39720), (4965, 34648), (6620, 25986), (7320, 23501), (7944, 21655), (8520, 20191), (8662, 19860), (9930, 17324), (12993, 13240)]