2745431920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1307}}^1$

素因数の和:1380

約数の個数: 240

約数和(自身を含む): 8283469824

約数和(自身を除く): 5538037904

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 121, 124, 140, 154, 155, 176, 217, 220, 242, 248, 280, 308, 310, 341, 385, 434, 440, 484, 496, 560, 605, 616, 620, 682, 770, 847, 868, 880, 968, 1085, 1210, 1232, 1240, 1307, 1364, 1540, 1694, 1705, 1736, 1936, 2170, 2387, 2420, 2480, 2614, 2728, 3080, 3388, 3410, 3472, 3751, 4235, 4340, 4774, 4840, 5228, 5456, 6160, 6535, 6776, 6820, 7502, 8470, 8680, 9149, 9548, 9680, 10456, 11935, 13070, 13552, 13640, 14377, 15004, 16940, 17360, 18298, 18755, 19096, 20912, 23870, 26140, 26257, 27280, 28754, 30008, 33880, 36596, 37510, 38192, 40517, 45745, 47740, 52280, 52514, 57508, 60016, 67760, 71885, 73192, 75020, 81034, 91490, 95480, 100639, 104560, 105028, 115016, 131285, 143770, 146384, 150040, 158147, 162068, 182980, 190960, 201278, 202585, 210056, 230032, 262570, 283619, 287540, 300080, 316294, 324136, 365960, 402556, 405170, 420112, 445687, 503195, 525140, 567238, 575080, 632588, 648272, 731920, 790735, 805112, 810340, 891374, 1006390, 1050280, 1107029, 1134476, 1150160, 1265176, 1418095, 1581470, 1610224, 1620680, 1782748, 2012780, 2100560, 2214058, 2228435, 2268952, 2530352, 2836190, 3119809, 3162940, 3241360, 3565496, 4025560, 4428116, 4456870, 4537904, 4902557, 5535145, 5672380, 6239618, 6325880, 7130992, 8051120, 8856232, 8913740, 9805114, 11070290, 11344760, 12479236, 12651760, 15599045, 17712464, 17827480, 19610228, 22140580, 22689520, 24512785, 24958472, 31198090, 34317899, 35654960, 39220456, 44281160, 49025570, 49916944, 62396180, 68635798, 78440912, 88562320, 98051140, 124792360, 137271596, 171589495, 196102280, 249584720, 274543192, 343178990, 392204560, 549086384, 686357980, 1372715960, 2745431920]

約数ペア:

[(1, 2745431920), (2, 1372715960), (4, 686357980), (5, 549086384), (7, 392204560), (8, 343178990), (10, 274543192), (11, 249584720), (14, 196102280), (16, 171589495), (20, 137271596), (22, 124792360), (28, 98051140), (31, 88562320), (35, 78440912), (40, 68635798), (44, 62396180), (55, 49916944), (56, 49025570), (62, 44281160), (70, 39220456), (77, 35654960), (80, 34317899), (88, 31198090), (110, 24958472), (112, 24512785), (121, 22689520), (124, 22140580), (140, 19610228), (154, 17827480), (155, 17712464), (176, 15599045), (217, 12651760), (220, 12479236), (242, 11344760), (248, 11070290), (280, 9805114), (308, 8913740), (310, 8856232), (341, 8051120), (385, 7130992), (434, 6325880), (440, 6239618), (484, 5672380), (496, 5535145), (560, 4902557), (605, 4537904), (616, 4456870), (620, 4428116), (682, 4025560), (770, 3565496), (847, 3241360), (868, 3162940), (880, 3119809), (968, 2836190), (1085, 2530352), (1210, 2268952), (1232, 2228435), (1240, 2214058), (1307, 2100560), (1364, 2012780), (1540, 1782748), (1694, 1620680), (1705, 1610224), (1736, 1581470), (1936, 1418095), (2170, 1265176), (2387, 1150160), (2420, 1134476), (2480, 1107029), (2614, 1050280), (2728, 1006390), (3080, 891374), (3388, 810340), (3410, 805112), (3472, 790735), (3751, 731920), (4235, 648272), (4340, 632588), (4774, 575080), (4840, 567238), (5228, 525140), (5456, 503195), (6160, 445687), (6535, 420112), (6776, 405170), (6820, 402556), (7502, 365960), (8470, 324136), (8680, 316294), (9149, 300080), (9548, 287540), (9680, 283619), (10456, 262570), (11935, 230032), (13070, 210056), (13552, 202585), (13640, 201278), (14377, 190960), (15004, 182980), (16940, 162068), (17360, 158147), (18298, 150040), (18755, 146384), (19096, 143770), (20912, 131285), (23870, 115016), (26140, 105028), (26257, 104560), (27280, 100639), (28754, 95480), (30008, 91490), (33880, 81034), (36596, 75020), (37510, 73192), (38192, 71885), (40517, 67760), (45745, 60016), (47740, 57508), (52280, 52514)]