201449780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:422

約数の個数: 144

約数和(自身を含む): 536256000

約数和(自身を除く): 334806220

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 49, 62, 70, 76, 95, 98, 124, 133, 140, 155, 190, 196, 217, 245, 266, 310, 349, 380, 434, 490, 532, 589, 620, 665, 698, 868, 931, 980, 1085, 1178, 1330, 1396, 1519, 1745, 1862, 2170, 2356, 2443, 2660, 2945, 3038, 3490, 3724, 4123, 4340, 4655, 4886, 5890, 6076, 6631, 6980, 7595, 8246, 9310, 9772, 10819, 11780, 12215, 13262, 15190, 16492, 17101, 18620, 20615, 21638, 24430, 26524, 28861, 30380, 33155, 34202, 41230, 43276, 46417, 48860, 54095, 57722, 66310, 68404, 75733, 82460, 85505, 92834, 108190, 115444, 132620, 144305, 151466, 171010, 185668, 205561, 216380, 232085, 288610, 302932, 324919, 342020, 378665, 411122, 464170, 530131, 577220, 649838, 757330, 822244, 928340, 1027805, 1060262, 1299676, 1438927, 1514660, 1624595, 2055610, 2120524, 2650655, 2877854, 3249190, 4111220, 5301310, 5755708, 6498380, 7194635, 10072489, 10602620, 14389270, 20144978, 28778540, 40289956, 50362445, 100724890, 201449780]

約数ペア:

[(1, 201449780), (2, 100724890), (4, 50362445), (5, 40289956), (7, 28778540), (10, 20144978), (14, 14389270), (19, 10602620), (20, 10072489), (28, 7194635), (31, 6498380), (35, 5755708), (38, 5301310), (49, 4111220), (62, 3249190), (70, 2877854), (76, 2650655), (95, 2120524), (98, 2055610), (124, 1624595), (133, 1514660), (140, 1438927), (155, 1299676), (190, 1060262), (196, 1027805), (217, 928340), (245, 822244), (266, 757330), (310, 649838), (349, 577220), (380, 530131), (434, 464170), (490, 411122), (532, 378665), (589, 342020), (620, 324919), (665, 302932), (698, 288610), (868, 232085), (931, 216380), (980, 205561), (1085, 185668), (1178, 171010), (1330, 151466), (1396, 144305), (1519, 132620), (1745, 115444), (1862, 108190), (2170, 92834), (2356, 85505), (2443, 82460), (2660, 75733), (2945, 68404), (3038, 66310), (3490, 57722), (3724, 54095), (4123, 48860), (4340, 46417), (4655, 43276), (4886, 41230), (5890, 34202), (6076, 33155), (6631, 30380), (6980, 28861), (7595, 26524), (8246, 24430), (9310, 21638), (9772, 20615), (10819, 18620), (11780, 17101), (12215, 16492), (13262, 15190)]