1378655208

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{557}}^1\times {\mathrm{1637}}^1$

素因数の和:2216

約数の個数: 128

約数和(自身を含む): 4387219200

約数和(自身を除く): 3008563992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 557, 756, 1114, 1512, 1637, 1671, 2228, 3274, 3342, 3899, 4456, 4911, 5013, 6548, 6684, 7798, 9822, 10026, 11459, 11697, 13096, 13368, 14733, 15039, 15596, 19644, 20052, 22918, 23394, 29466, 30078, 31192, 34377, 35091, 39288, 40104, 44199, 45836, 46788, 58932, 60156, 68754, 70182, 88398, 91672, 93576, 103131, 105273, 117864, 120312, 137508, 140364, 176796, 206262, 210546, 275016, 280728, 309393, 353592, 412524, 421092, 618786, 825048, 842184, 911809, 1237572, 1823618, 2475144, 2735427, 3647236, 5470854, 6382663, 7294472, 8206281, 10941708, 12765326, 16412562, 19147989, 21883416, 24618843, 25530652, 32825124, 38295978, 49237686, 51061304, 57443967, 65650248, 76591956, 98475372, 114887934, 153183912, 172331901, 196950744, 229775868, 344663802, 459551736, 689327604, 1378655208]

約数ペア:

[(1, 1378655208), (2, 689327604), (3, 459551736), (4, 344663802), (6, 229775868), (7, 196950744), (8, 172331901), (9, 153183912), (12, 114887934), (14, 98475372), (18, 76591956), (21, 65650248), (24, 57443967), (27, 51061304), (28, 49237686), (36, 38295978), (42, 32825124), (54, 25530652), (56, 24618843), (63, 21883416), (72, 19147989), (84, 16412562), (108, 12765326), (126, 10941708), (168, 8206281), (189, 7294472), (216, 6382663), (252, 5470854), (378, 3647236), (504, 2735427), (557, 2475144), (756, 1823618), (1114, 1237572), (1512, 911809), (1637, 842184), (1671, 825048), (2228, 618786), (3274, 421092), (3342, 412524), (3899, 353592), (4456, 309393), (4911, 280728), (5013, 275016), (6548, 210546), (6684, 206262), (7798, 176796), (9822, 140364), (10026, 137508), (11459, 120312), (11697, 117864), (13096, 105273), (13368, 103131), (14733, 93576), (15039, 91672), (15596, 88398), (19644, 70182), (20052, 68754), (22918, 60156), (23394, 58932), (29466, 46788), (30078, 45836), (31192, 44199), (34377, 40104), (35091, 39288)]