229863140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 573511680

約数和(自身を除く): 343648540

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 31, 38, 52, 62, 65, 76, 79, 95, 124, 130, 155, 158, 190, 247, 260, 310, 316, 361, 380, 395, 403, 494, 589, 620, 722, 790, 806, 988, 1027, 1178, 1235, 1444, 1501, 1580, 1612, 1805, 2015, 2054, 2356, 2449, 2470, 2945, 3002, 3610, 4030, 4108, 4693, 4898, 4940, 5135, 5890, 6004, 7220, 7505, 7657, 8060, 9386, 9796, 10270, 11191, 11780, 12245, 15010, 15314, 18772, 19513, 20540, 22382, 23465, 24490, 28519, 30020, 30628, 31837, 38285, 39026, 44764, 46531, 46930, 48980, 55955, 57038, 63674, 76570, 78052, 93062, 93860, 97565, 111910, 114076, 127348, 142595, 145483, 153140, 159185, 186124, 195130, 223820, 232655, 285190, 290966, 318370, 370747, 390260, 465310, 570380, 581932, 604903, 636740, 727415, 741494, 884089, 930620, 1209806, 1454830, 1482988, 1768178, 1853735, 2419612, 2909660, 3024515, 3536356, 3707470, 4420445, 6049030, 7414940, 8840890, 11493157, 12098060, 17681780, 22986314, 45972628, 57465785, 114931570, 229863140]

約数ペア:

[(1, 229863140), (2, 114931570), (4, 57465785), (5, 45972628), (10, 22986314), (13, 17681780), (19, 12098060), (20, 11493157), (26, 8840890), (31, 7414940), (38, 6049030), (52, 4420445), (62, 3707470), (65, 3536356), (76, 3024515), (79, 2909660), (95, 2419612), (124, 1853735), (130, 1768178), (155, 1482988), (158, 1454830), (190, 1209806), (247, 930620), (260, 884089), (310, 741494), (316, 727415), (361, 636740), (380, 604903), (395, 581932), (403, 570380), (494, 465310), (589, 390260), (620, 370747), (722, 318370), (790, 290966), (806, 285190), (988, 232655), (1027, 223820), (1178, 195130), (1235, 186124), (1444, 159185), (1501, 153140), (1580, 145483), (1612, 142595), (1805, 127348), (2015, 114076), (2054, 111910), (2356, 97565), (2449, 93860), (2470, 93062), (2945, 78052), (3002, 76570), (3610, 63674), (4030, 57038), (4108, 55955), (4693, 48980), (4898, 46930), (4940, 46531), (5135, 44764), (5890, 39026), (6004, 38285), (7220, 31837), (7505, 30628), (7657, 30020), (8060, 28519), (9386, 24490), (9796, 23465), (10270, 22382), (11191, 20540), (11780, 19513), (12245, 18772), (15010, 15314)]