251496180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3467}}^1$

素因数の和:3526

約数の個数: 144

約数和(自身を含む): 848300544

約数和(自身を除く): 596804364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3467, 3627, 4030, 4836, 5580, 6045, 6934, 7254, 8060, 10401, 12090, 13868, 14508, 17335, 18135, 20802, 24180, 31203, 34670, 36270, 41604, 45071, 52005, 62406, 69340, 72540, 90142, 104010, 107477, 124812, 135213, 156015, 180284, 208020, 214954, 225355, 270426, 312030, 322431, 405639, 429908, 450710, 537385, 540852, 624060, 644862, 676065, 811278, 901420, 967293, 1074770, 1289724, 1352130, 1397201, 1612155, 1622556, 1934586, 2028195, 2149540, 2704260, 2794402, 3224310, 3869172, 4056390, 4191603, 4836465, 5588804, 6448620, 6986005, 8112780, 8383206, 9672930, 12574809, 13972010, 16766412, 19345860, 20958015, 25149618, 27944020, 41916030, 50299236, 62874045, 83832060, 125748090, 251496180]

約数ペア:

[(1, 251496180), (2, 125748090), (3, 83832060), (4, 62874045), (5, 50299236), (6, 41916030), (9, 27944020), (10, 25149618), (12, 20958015), (13, 19345860), (15, 16766412), (18, 13972010), (20, 12574809), (26, 9672930), (30, 8383206), (31, 8112780), (36, 6986005), (39, 6448620), (45, 5588804), (52, 4836465), (60, 4191603), (62, 4056390), (65, 3869172), (78, 3224310), (90, 2794402), (93, 2704260), (117, 2149540), (124, 2028195), (130, 1934586), (155, 1622556), (156, 1612155), (180, 1397201), (186, 1352130), (195, 1289724), (234, 1074770), (260, 967293), (279, 901420), (310, 811278), (372, 676065), (390, 644862), (403, 624060), (465, 540852), (468, 537385), (558, 450710), (585, 429908), (620, 405639), (780, 322431), (806, 312030), (930, 270426), (1116, 225355), (1170, 214954), (1209, 208020), (1395, 180284), (1612, 156015), (1860, 135213), (2015, 124812), (2340, 107477), (2418, 104010), (2790, 90142), (3467, 72540), (3627, 69340), (4030, 62406), (4836, 52005), (5580, 45071), (6045, 41604), (6934, 36270), (7254, 34670), (8060, 31203), (10401, 24180), (12090, 20802), (13868, 18135), (14508, 17335)]