251012580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1483}}^1$

素因数の和:1546

約数の個数: 192

約数和(自身を含む): 893534208

約数和(自身を除く): 642521628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 52, 60, 62, 65, 70, 78, 84, 91, 93, 105, 124, 130, 140, 155, 156, 182, 186, 195, 210, 217, 260, 273, 310, 364, 372, 390, 403, 420, 434, 455, 465, 546, 620, 651, 780, 806, 868, 910, 930, 1085, 1092, 1209, 1302, 1365, 1483, 1612, 1820, 1860, 2015, 2170, 2418, 2604, 2730, 2821, 2966, 3255, 4030, 4340, 4449, 4836, 5460, 5642, 5932, 6045, 6510, 7415, 8060, 8463, 8898, 10381, 11284, 12090, 13020, 14105, 14830, 16926, 17796, 19279, 20762, 22245, 24180, 28210, 29660, 31143, 33852, 38558, 41524, 42315, 44490, 45973, 51905, 56420, 57837, 62286, 77116, 84630, 88980, 91946, 96395, 103810, 115674, 124572, 134953, 137919, 155715, 169260, 183892, 192790, 207620, 229865, 231348, 269906, 275838, 289185, 311430, 321811, 385580, 404859, 459730, 539812, 551676, 578370, 597649, 622860, 643622, 674765, 689595, 809718, 919460, 965433, 1156740, 1195298, 1287244, 1349530, 1379190, 1609055, 1619436, 1792947, 1930866, 2024295, 2390596, 2699060, 2758380, 2988245, 3218110, 3585894, 3861732, 4048590, 4183543, 4827165, 5976490, 6436220, 7171788, 8097180, 8367086, 8964735, 9654330, 11952980, 12550629, 16734172, 17929470, 19308660, 20917715, 25101258, 35858940, 41835430, 50202516, 62753145, 83670860, 125506290, 251012580]

約数ペア:

[(1, 251012580), (2, 125506290), (3, 83670860), (4, 62753145), (5, 50202516), (6, 41835430), (7, 35858940), (10, 25101258), (12, 20917715), (13, 19308660), (14, 17929470), (15, 16734172), (20, 12550629), (21, 11952980), (26, 9654330), (28, 8964735), (30, 8367086), (31, 8097180), (35, 7171788), (39, 6436220), (42, 5976490), (52, 4827165), (60, 4183543), (62, 4048590), (65, 3861732), (70, 3585894), (78, 3218110), (84, 2988245), (91, 2758380), (93, 2699060), (105, 2390596), (124, 2024295), (130, 1930866), (140, 1792947), (155, 1619436), (156, 1609055), (182, 1379190), (186, 1349530), (195, 1287244), (210, 1195298), (217, 1156740), (260, 965433), (273, 919460), (310, 809718), (364, 689595), (372, 674765), (390, 643622), (403, 622860), (420, 597649), (434, 578370), (455, 551676), (465, 539812), (546, 459730), (620, 404859), (651, 385580), (780, 321811), (806, 311430), (868, 289185), (910, 275838), (930, 269906), (1085, 231348), (1092, 229865), (1209, 207620), (1302, 192790), (1365, 183892), (1483, 169260), (1612, 155715), (1820, 137919), (1860, 134953), (2015, 124572), (2170, 115674), (2418, 103810), (2604, 96395), (2730, 91946), (2821, 88980), (2966, 84630), (3255, 77116), (4030, 62286), (4340, 57837), (4449, 56420), (4836, 51905), (5460, 45973), (5642, 44490), (5932, 42315), (6045, 41524), (6510, 38558), (7415, 33852), (8060, 31143), (8463, 29660), (8898, 28210), (10381, 24180), (11284, 22245), (12090, 20762), (13020, 19279), (14105, 17796), (14830, 16926)]