208372080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4001}}^1$

素因数の和:4055

約数の個数: 160

約数和(自身を含む): 762236928

約数和(自身を除く): 553864848

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4001, 4340, 5208, 6510, 7440, 8002, 8680, 10416, 12003, 13020, 16004, 17360, 20005, 24006, 26040, 28007, 32008, 40010, 48012, 52080, 56014, 60015, 64016, 80020, 84021, 96024, 112028, 120030, 124031, 140035, 160040, 168042, 192048, 224056, 240060, 248062, 280070, 320080, 336084, 372093, 420105, 448112, 480120, 496124, 560140, 620155, 672168, 744186, 840210, 868217, 960240, 992248, 1120280, 1240310, 1344336, 1488372, 1680420, 1736434, 1860465, 1984496, 2240560, 2480620, 2604651, 2976744, 3360840, 3472868, 3720930, 4341085, 4961240, 5209302, 5953488, 6721680, 6945736, 7441860, 8682170, 9922480, 10418604, 13023255, 13891472, 14883720, 17364340, 20837208, 26046510, 29767440, 34728680, 41674416, 52093020, 69457360, 104186040, 208372080]

約数ペア:

[(1, 208372080), (2, 104186040), (3, 69457360), (4, 52093020), (5, 41674416), (6, 34728680), (7, 29767440), (8, 26046510), (10, 20837208), (12, 17364340), (14, 14883720), (15, 13891472), (16, 13023255), (20, 10418604), (21, 9922480), (24, 8682170), (28, 7441860), (30, 6945736), (31, 6721680), (35, 5953488), (40, 5209302), (42, 4961240), (48, 4341085), (56, 3720930), (60, 3472868), (62, 3360840), (70, 2976744), (80, 2604651), (84, 2480620), (93, 2240560), (105, 1984496), (112, 1860465), (120, 1736434), (124, 1680420), (140, 1488372), (155, 1344336), (168, 1240310), (186, 1120280), (210, 992248), (217, 960240), (240, 868217), (248, 840210), (280, 744186), (310, 672168), (336, 620155), (372, 560140), (420, 496124), (434, 480120), (465, 448112), (496, 420105), (560, 372093), (620, 336084), (651, 320080), (744, 280070), (840, 248062), (868, 240060), (930, 224056), (1085, 192048), (1240, 168042), (1302, 160040), (1488, 140035), (1680, 124031), (1736, 120030), (1860, 112028), (2170, 96024), (2480, 84021), (2604, 80020), (3255, 64016), (3472, 60015), (3720, 56014), (4001, 52080), (4340, 48012), (5208, 40010), (6510, 32008), (7440, 28007), (8002, 26040), (8680, 24006), (10416, 20005), (12003, 17360), (13020, 16004)]