156778160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:883

約数の個数: 160

約数和(自身を含む): 469684224

約数和(自身を除く): 312906064

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, 124, 140, 154, 155, 176, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 496, 560, 616, 620, 682, 770, 821, 868, 880, 1085, 1232, 1240, 1364, 1540, 1642, 1705, 1736, 2170, 2387, 2480, 2728, 3080, 3284, 3410, 3472, 4105, 4340, 4774, 5456, 5747, 6160, 6568, 6820, 8210, 8680, 9031, 9548, 11494, 11935, 13136, 13640, 16420, 17360, 18062, 19096, 22988, 23870, 25451, 27280, 28735, 32840, 36124, 38192, 45155, 45976, 47740, 50902, 57470, 63217, 65680, 72248, 90310, 91952, 95480, 101804, 114940, 126434, 127255, 144496, 178157, 180620, 190960, 203608, 229880, 252868, 254510, 279961, 316085, 356314, 361240, 407216, 459760, 505736, 509020, 559922, 632170, 712628, 722480, 890785, 1011472, 1018040, 1119844, 1264340, 1399805, 1425256, 1781570, 1959727, 2036080, 2239688, 2528680, 2799610, 2850512, 3563140, 3919454, 4479376, 5057360, 5599220, 7126280, 7838908, 9798635, 11198440, 14252560, 15677816, 19597270, 22396880, 31355632, 39194540, 78389080, 156778160]

約数ペア:

[(1, 156778160), (2, 78389080), (4, 39194540), (5, 31355632), (7, 22396880), (8, 19597270), (10, 15677816), (11, 14252560), (14, 11198440), (16, 9798635), (20, 7838908), (22, 7126280), (28, 5599220), (31, 5057360), (35, 4479376), (40, 3919454), (44, 3563140), (55, 2850512), (56, 2799610), (62, 2528680), (70, 2239688), (77, 2036080), (80, 1959727), (88, 1781570), (110, 1425256), (112, 1399805), (124, 1264340), (140, 1119844), (154, 1018040), (155, 1011472), (176, 890785), (217, 722480), (220, 712628), (248, 632170), (280, 559922), (308, 509020), (310, 505736), (341, 459760), (385, 407216), (434, 361240), (440, 356314), (496, 316085), (560, 279961), (616, 254510), (620, 252868), (682, 229880), (770, 203608), (821, 190960), (868, 180620), (880, 178157), (1085, 144496), (1232, 127255), (1240, 126434), (1364, 114940), (1540, 101804), (1642, 95480), (1705, 91952), (1736, 90310), (2170, 72248), (2387, 65680), (2480, 63217), (2728, 57470), (3080, 50902), (3284, 47740), (3410, 45976), (3472, 45155), (4105, 38192), (4340, 36124), (4774, 32840), (5456, 28735), (5747, 27280), (6160, 25451), (6568, 23870), (6820, 22988), (8210, 19096), (8680, 18062), (9031, 17360), (9548, 16420), (11494, 13640), (11935, 13136)]