219522060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:368

約数の個数: 144

約数和(自身を含む): 686387520

約数和(自身を除く): 466865460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 89, 90, 142, 178, 180, 193, 213, 267, 284, 355, 356, 386, 426, 445, 534, 579, 639, 710, 772, 801, 852, 890, 965, 1065, 1068, 1158, 1278, 1335, 1420, 1602, 1737, 1780, 1930, 2130, 2316, 2556, 2670, 2895, 3195, 3204, 3474, 3860, 4005, 4260, 5340, 5790, 6319, 6390, 6948, 8010, 8685, 11580, 12638, 12780, 13703, 16020, 17177, 17370, 18957, 25276, 27406, 31595, 34354, 34740, 37914, 41109, 51531, 54812, 56871, 63190, 68515, 68708, 75828, 82218, 85885, 94785, 103062, 113742, 123327, 126380, 137030, 154593, 164436, 171770, 189570, 205545, 206124, 227484, 246654, 257655, 274060, 284355, 309186, 343540, 379140, 411090, 493308, 515310, 568710, 616635, 618372, 772965, 822180, 1030620, 1137420, 1219567, 1233270, 1545930, 2439134, 2466540, 3091860, 3658701, 4878268, 6097835, 7317402, 10976103, 12195670, 14634804, 18293505, 21952206, 24391340, 36587010, 43904412, 54880515, 73174020, 109761030, 219522060]

約数ペア:

[(1, 219522060), (2, 109761030), (3, 73174020), (4, 54880515), (5, 43904412), (6, 36587010), (9, 24391340), (10, 21952206), (12, 18293505), (15, 14634804), (18, 12195670), (20, 10976103), (30, 7317402), (36, 6097835), (45, 4878268), (60, 3658701), (71, 3091860), (89, 2466540), (90, 2439134), (142, 1545930), (178, 1233270), (180, 1219567), (193, 1137420), (213, 1030620), (267, 822180), (284, 772965), (355, 618372), (356, 616635), (386, 568710), (426, 515310), (445, 493308), (534, 411090), (579, 379140), (639, 343540), (710, 309186), (772, 284355), (801, 274060), (852, 257655), (890, 246654), (965, 227484), (1065, 206124), (1068, 205545), (1158, 189570), (1278, 171770), (1335, 164436), (1420, 154593), (1602, 137030), (1737, 126380), (1780, 123327), (1930, 113742), (2130, 103062), (2316, 94785), (2556, 85885), (2670, 82218), (2895, 75828), (3195, 68708), (3204, 68515), (3474, 63190), (3860, 56871), (4005, 54812), (4260, 51531), (5340, 41109), (5790, 37914), (6319, 34740), (6390, 34354), (6948, 31595), (8010, 27406), (8685, 25276), (11580, 18957), (12638, 17370), (12780, 17177), (13703, 16020)]