266688240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12211}}^1$

素因数の和:12247

約数の個数: 160

約数和(自身を含む): 1017601536

約数和(自身を除く): 750913296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 12211, 21840, 24422, 36633, 48844, 61055, 73266, 85477, 97688, 122110, 146532, 158743, 170954, 183165, 195376, 244220, 256431, 293064, 317486, 341908, 366330, 427385, 476229, 488440, 512862, 586128, 634972, 683816, 732660, 793715, 854770, 952458, 976880, 1025724, 1111201, 1269944, 1282155, 1367632, 1465320, 1587430, 1709540, 1904916, 2051448, 2222402, 2381145, 2539888, 2564310, 2930640, 3174860, 3333603, 3419080, 3809832, 4102896, 4444804, 4762290, 5128620, 5556005, 6349720, 6667206, 6838160, 7619664, 8889608, 9524580, 10257240, 11112010, 12699440, 13334412, 16668015, 17779216, 19049160, 20514480, 22224020, 26668824, 33336030, 38098320, 44448040, 53337648, 66672060, 88896080, 133344120, 266688240]

約数ペア:

[(1, 266688240), (2, 133344120), (3, 88896080), (4, 66672060), (5, 53337648), (6, 44448040), (7, 38098320), (8, 33336030), (10, 26668824), (12, 22224020), (13, 20514480), (14, 19049160), (15, 17779216), (16, 16668015), (20, 13334412), (21, 12699440), (24, 11112010), (26, 10257240), (28, 9524580), (30, 8889608), (35, 7619664), (39, 6838160), (40, 6667206), (42, 6349720), (48, 5556005), (52, 5128620), (56, 4762290), (60, 4444804), (65, 4102896), (70, 3809832), (78, 3419080), (80, 3333603), (84, 3174860), (91, 2930640), (104, 2564310), (105, 2539888), (112, 2381145), (120, 2222402), (130, 2051448), (140, 1904916), (156, 1709540), (168, 1587430), (182, 1465320), (195, 1367632), (208, 1282155), (210, 1269944), (240, 1111201), (260, 1025724), (273, 976880), (280, 952458), (312, 854770), (336, 793715), (364, 732660), (390, 683816), (420, 634972), (455, 586128), (520, 512862), (546, 488440), (560, 476229), (624, 427385), (728, 366330), (780, 341908), (840, 317486), (910, 293064), (1040, 256431), (1092, 244220), (1365, 195376), (1456, 183165), (1560, 170954), (1680, 158743), (1820, 146532), (2184, 122110), (2730, 97688), (3120, 85477), (3640, 73266), (4368, 61055), (5460, 48844), (7280, 36633), (10920, 24422), (12211, 21840)]