245288120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:434

約数の個数: 192

約数和(自身を含む): 724930560

約数和(自身を除く): 479642440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 49, 55, 56, 62, 70, 77, 88, 98, 110, 124, 140, 154, 155, 196, 217, 220, 245, 248, 280, 308, 310, 341, 367, 385, 392, 434, 440, 490, 539, 616, 620, 682, 734, 770, 868, 980, 1078, 1085, 1240, 1364, 1468, 1519, 1540, 1705, 1736, 1835, 1960, 2156, 2170, 2387, 2569, 2695, 2728, 2936, 3038, 3080, 3410, 3670, 4037, 4312, 4340, 4774, 5138, 5390, 6076, 6820, 7340, 7595, 8074, 8680, 9548, 10276, 10780, 11377, 11935, 12152, 12845, 13640, 14680, 15190, 16148, 16709, 17983, 19096, 20185, 20552, 21560, 22754, 23870, 25690, 28259, 30380, 32296, 33418, 35966, 40370, 45508, 47740, 51380, 56518, 56885, 60760, 66836, 71932, 79639, 80740, 83545, 89915, 91016, 95480, 102760, 113036, 113770, 125147, 133672, 141295, 143864, 159278, 161480, 167090, 179830, 197813, 226072, 227540, 250294, 282590, 318556, 334180, 359660, 395626, 398195, 455080, 500588, 557473, 565180, 625735, 637112, 668360, 719320, 791252, 796390, 876029, 989065, 1001176, 1114946, 1130360, 1251470, 1582504, 1592780, 1752058, 1978130, 2229892, 2502940, 2787365, 3185560, 3504116, 3956260, 4380145, 4459784, 5005880, 5574730, 6132203, 7008232, 7912520, 8760290, 11149460, 12264406, 17520580, 22298920, 24528812, 30661015, 35041160, 49057624, 61322030, 122644060, 245288120]

約数ペア:

[(1, 245288120), (2, 122644060), (4, 61322030), (5, 49057624), (7, 35041160), (8, 30661015), (10, 24528812), (11, 22298920), (14, 17520580), (20, 12264406), (22, 11149460), (28, 8760290), (31, 7912520), (35, 7008232), (40, 6132203), (44, 5574730), (49, 5005880), (55, 4459784), (56, 4380145), (62, 3956260), (70, 3504116), (77, 3185560), (88, 2787365), (98, 2502940), (110, 2229892), (124, 1978130), (140, 1752058), (154, 1592780), (155, 1582504), (196, 1251470), (217, 1130360), (220, 1114946), (245, 1001176), (248, 989065), (280, 876029), (308, 796390), (310, 791252), (341, 719320), (367, 668360), (385, 637112), (392, 625735), (434, 565180), (440, 557473), (490, 500588), (539, 455080), (616, 398195), (620, 395626), (682, 359660), (734, 334180), (770, 318556), (868, 282590), (980, 250294), (1078, 227540), (1085, 226072), (1240, 197813), (1364, 179830), (1468, 167090), (1519, 161480), (1540, 159278), (1705, 143864), (1736, 141295), (1835, 133672), (1960, 125147), (2156, 113770), (2170, 113036), (2387, 102760), (2569, 95480), (2695, 91016), (2728, 89915), (2936, 83545), (3038, 80740), (3080, 79639), (3410, 71932), (3670, 66836), (4037, 60760), (4312, 56885), (4340, 56518), (4774, 51380), (5138, 47740), (5390, 45508), (6076, 40370), (6820, 35966), (7340, 33418), (7595, 32296), (8074, 30380), (8680, 28259), (9548, 25690), (10276, 23870), (10780, 22754), (11377, 21560), (11935, 20552), (12152, 20185), (12845, 19096), (13640, 17983), (14680, 16709), (15190, 16148)]