18156959470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:291

約数の個数: 192

約数和(自身を含む): 38250455040

約数和(自身を除く): 20093495570

約数列:

[1, 2, 5, 10, 13, 26, 31, 41, 62, 65, 79, 82, 107, 130, 155, 158, 169, 205, 214, 310, 338, 395, 403, 410, 533, 535, 790, 806, 845, 1027, 1066, 1070, 1271, 1391, 1690, 2015, 2054, 2449, 2542, 2665, 2782, 3239, 3317, 4030, 4387, 4898, 5135, 5239, 5330, 6355, 6478, 6634, 6929, 6955, 8453, 8774, 10270, 10478, 12245, 12710, 13351, 13858, 13910, 16195, 16523, 16585, 16906, 18083, 21935, 24490, 26195, 26702, 31837, 32390, 33046, 33170, 34645, 36166, 42107, 42265, 43121, 43870, 52390, 57031, 63674, 66755, 69290, 82615, 84214, 84530, 86242, 90415, 100409, 109889, 114062, 133510, 135997, 159185, 165230, 180830, 200818, 210535, 214799, 215605, 219778, 262043, 271994, 285155, 318370, 346573, 413881, 421070, 429598, 431210, 502045, 524086, 547391, 549445, 560573, 570310, 679985, 693146, 741403, 827762, 1004090, 1073995, 1094782, 1098890, 1121146, 1305317, 1310215, 1359970, 1428557, 1482806, 1732865, 1767961, 2069405, 2147990, 2610634, 2620430, 2736955, 2802865, 2857114, 3406559, 3465730, 3535922, 3707015, 4138810, 4505449, 5473910, 5605730, 6526585, 6813118, 7142785, 7414030, 8839805, 9010898, 10743763, 13053170, 14285570, 16969121, 17032795, 17679610, 21487526, 22527245, 22983493, 33938242, 34065590, 44285267, 45054490, 45966986, 53718815, 58570837, 84845605, 88570534, 107437630, 114917465, 117141674, 139668919, 169691210, 221426335, 229834930, 279337838, 292854185, 442852670, 585708370, 698344595, 1396689190, 1815695947, 3631391894, 9078479735, 18156959470]

約数ペア:

[(1, 18156959470), (2, 9078479735), (5, 3631391894), (10, 1815695947), (13, 1396689190), (26, 698344595), (31, 585708370), (41, 442852670), (62, 292854185), (65, 279337838), (79, 229834930), (82, 221426335), (107, 169691210), (130, 139668919), (155, 117141674), (158, 114917465), (169, 107437630), (205, 88570534), (214, 84845605), (310, 58570837), (338, 53718815), (395, 45966986), (403, 45054490), (410, 44285267), (533, 34065590), (535, 33938242), (790, 22983493), (806, 22527245), (845, 21487526), (1027, 17679610), (1066, 17032795), (1070, 16969121), (1271, 14285570), (1391, 13053170), (1690, 10743763), (2015, 9010898), (2054, 8839805), (2449, 7414030), (2542, 7142785), (2665, 6813118), (2782, 6526585), (3239, 5605730), (3317, 5473910), (4030, 4505449), (4387, 4138810), (4898, 3707015), (5135, 3535922), (5239, 3465730), (5330, 3406559), (6355, 2857114), (6478, 2802865), (6634, 2736955), (6929, 2620430), (6955, 2610634), (8453, 2147990), (8774, 2069405), (10270, 1767961), (10478, 1732865), (12245, 1482806), (12710, 1428557), (13351, 1359970), (13858, 1310215), (13910, 1305317), (16195, 1121146), (16523, 1098890), (16585, 1094782), (16906, 1073995), (18083, 1004090), (21935, 827762), (24490, 741403), (26195, 693146), (26702, 679985), (31837, 570310), (32390, 560573), (33046, 549445), (33170, 547391), (34645, 524086), (36166, 502045), (42107, 431210), (42265, 429598), (43121, 421070), (43870, 413881), (52390, 346573), (57031, 318370), (63674, 285155), (66755, 271994), (69290, 262043), (82615, 219778), (84214, 215605), (84530, 214799), (86242, 210535), (90415, 200818), (100409, 180830), (109889, 165230), (114062, 159185), (133510, 135997)]