161867970

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:558

約数の個数: 160

約数和(自身を含む): 488638656

約数和(自身を除く): 326770686

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 37, 45, 54, 55, 66, 74, 81, 90, 99, 110, 111, 135, 162, 165, 185, 198, 222, 270, 297, 330, 333, 370, 405, 407, 491, 495, 555, 594, 666, 810, 814, 891, 982, 990, 999, 1110, 1221, 1473, 1485, 1665, 1782, 1998, 2035, 2442, 2455, 2946, 2970, 2997, 3330, 3663, 4070, 4419, 4455, 4910, 4995, 5401, 5994, 6105, 7326, 7365, 8838, 8910, 9990, 10802, 10989, 12210, 13257, 14730, 14985, 16203, 18167, 18315, 21978, 22095, 26514, 27005, 29970, 32406, 32967, 36334, 36630, 39771, 44190, 48609, 54010, 54501, 54945, 65934, 66285, 79542, 81015, 90835, 97218, 109002, 109890, 132570, 145827, 162030, 163503, 164835, 181670, 198855, 199837, 243045, 272505, 291654, 327006, 329670, 397710, 399674, 437481, 486090, 490509, 545010, 599511, 729135, 817515, 874962, 981018, 999185, 1199022, 1458270, 1471527, 1635030, 1798533, 1998370, 2187405, 2452545, 2943054, 2997555, 3597066, 4374810, 4905090, 5395599, 5995110, 7357635, 8992665, 10791198, 14715270, 16186797, 17985330, 26977995, 32373594, 53955990, 80933985, 161867970]

約数ペア:

[(1, 161867970), (2, 80933985), (3, 53955990), (5, 32373594), (6, 26977995), (9, 17985330), (10, 16186797), (11, 14715270), (15, 10791198), (18, 8992665), (22, 7357635), (27, 5995110), (30, 5395599), (33, 4905090), (37, 4374810), (45, 3597066), (54, 2997555), (55, 2943054), (66, 2452545), (74, 2187405), (81, 1998370), (90, 1798533), (99, 1635030), (110, 1471527), (111, 1458270), (135, 1199022), (162, 999185), (165, 981018), (185, 874962), (198, 817515), (222, 729135), (270, 599511), (297, 545010), (330, 490509), (333, 486090), (370, 437481), (405, 399674), (407, 397710), (491, 329670), (495, 327006), (555, 291654), (594, 272505), (666, 243045), (810, 199837), (814, 198855), (891, 181670), (982, 164835), (990, 163503), (999, 162030), (1110, 145827), (1221, 132570), (1473, 109890), (1485, 109002), (1665, 97218), (1782, 90835), (1998, 81015), (2035, 79542), (2442, 66285), (2455, 65934), (2946, 54945), (2970, 54501), (2997, 54010), (3330, 48609), (3663, 44190), (4070, 39771), (4419, 36630), (4455, 36334), (4910, 32967), (4995, 32406), (5401, 29970), (5994, 27005), (6105, 26514), (7326, 22095), (7365, 21978), (8838, 18315), (8910, 18167), (9990, 16203), (10802, 14985), (10989, 14730), (12210, 13257)]