254733570

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1637}}^1$

素因数の和:1689

約数の個数: 192

約数和(自身を含む): 858574080

約数和(自身を除く): 603840510

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 19, 21, 26, 30, 35, 38, 39, 42, 45, 57, 63, 65, 70, 78, 90, 91, 95, 105, 114, 117, 126, 130, 133, 171, 182, 190, 195, 210, 234, 247, 266, 273, 285, 315, 342, 390, 399, 455, 494, 546, 570, 585, 630, 665, 741, 798, 819, 855, 910, 1170, 1197, 1235, 1330, 1365, 1482, 1637, 1638, 1710, 1729, 1995, 2223, 2394, 2470, 2730, 3274, 3458, 3705, 3990, 4095, 4446, 4911, 5187, 5985, 7410, 8185, 8190, 8645, 9822, 10374, 11115, 11459, 11970, 14733, 15561, 16370, 17290, 21281, 22230, 22918, 24555, 25935, 29466, 31103, 31122, 34377, 42562, 49110, 51870, 57295, 62206, 63843, 68754, 73665, 77805, 93309, 103131, 106405, 114590, 127686, 147330, 148967, 155515, 155610, 171885, 186618, 191529, 206262, 212810, 217721, 279927, 297934, 311030, 319215, 343770, 383058, 404339, 435442, 446901, 466545, 515655, 559854, 638430, 653163, 744835, 808678, 893802, 933090, 957645, 1031310, 1088605, 1213017, 1306326, 1340703, 1399635, 1489670, 1915290, 1959489, 2021695, 2177210, 2234505, 2426034, 2681406, 2799270, 2830373, 3265815, 3639051, 3918978, 4043390, 4469010, 5660746, 6065085, 6531630, 6703515, 7278102, 8491119, 9797445, 12130170, 13407030, 14151865, 16982238, 18195255, 19594890, 25473357, 28303730, 36390510, 42455595, 50946714, 84911190, 127366785, 254733570]

約数ペア:

[(1, 254733570), (2, 127366785), (3, 84911190), (5, 50946714), (6, 42455595), (7, 36390510), (9, 28303730), (10, 25473357), (13, 19594890), (14, 18195255), (15, 16982238), (18, 14151865), (19, 13407030), (21, 12130170), (26, 9797445), (30, 8491119), (35, 7278102), (38, 6703515), (39, 6531630), (42, 6065085), (45, 5660746), (57, 4469010), (63, 4043390), (65, 3918978), (70, 3639051), (78, 3265815), (90, 2830373), (91, 2799270), (95, 2681406), (105, 2426034), (114, 2234505), (117, 2177210), (126, 2021695), (130, 1959489), (133, 1915290), (171, 1489670), (182, 1399635), (190, 1340703), (195, 1306326), (210, 1213017), (234, 1088605), (247, 1031310), (266, 957645), (273, 933090), (285, 893802), (315, 808678), (342, 744835), (390, 653163), (399, 638430), (455, 559854), (494, 515655), (546, 466545), (570, 446901), (585, 435442), (630, 404339), (665, 383058), (741, 343770), (798, 319215), (819, 311030), (855, 297934), (910, 279927), (1170, 217721), (1197, 212810), (1235, 206262), (1330, 191529), (1365, 186618), (1482, 171885), (1637, 155610), (1638, 155515), (1710, 148967), (1729, 147330), (1995, 127686), (2223, 114590), (2394, 106405), (2470, 103131), (2730, 93309), (3274, 77805), (3458, 73665), (3705, 68754), (3990, 63843), (4095, 62206), (4446, 57295), (4911, 51870), (5187, 49110), (5985, 42562), (7410, 34377), (8185, 31122), (8190, 31103), (8645, 29466), (9822, 25935), (10374, 24555), (11115, 22918), (11459, 22230), (11970, 21281), (14733, 17290), (15561, 16370)]