1640606688

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1933}}^1$

素因数の和:2377

約数の個数: 144

約数和(自身を含む): 5347401696

約数和(自身を除く): 3706795008

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 421, 504, 672, 842, 1008, 1263, 1684, 1933, 2016, 2526, 2947, 3368, 3789, 3866, 5052, 5799, 5894, 6736, 7578, 7732, 8841, 10104, 11598, 11788, 13472, 13531, 15156, 15464, 17397, 17682, 20208, 23196, 23576, 26523, 27062, 30312, 30928, 34794, 35364, 40416, 40593, 46392, 47152, 53046, 54124, 60624, 61856, 69588, 70728, 81186, 92784, 94304, 106092, 108248, 121248, 121779, 139176, 141456, 162372, 185568, 212184, 216496, 243558, 278352, 282912, 324744, 424368, 432992, 487116, 556704, 649488, 813793, 848736, 974232, 1298976, 1627586, 1948464, 2441379, 3255172, 3896928, 4882758, 5696551, 6510344, 7324137, 9765516, 11393102, 13020688, 14648274, 17089653, 19531032, 22786204, 26041376, 29296548, 34179306, 39062064, 45572408, 51268959, 58593096, 68358612, 78124128, 91144816, 102537918, 117186192, 136717224, 182289632, 205075836, 234372384, 273434448, 410151672, 546868896, 820303344, 1640606688]

約数ペア:

[(1, 1640606688), (2, 820303344), (3, 546868896), (4, 410151672), (6, 273434448), (7, 234372384), (8, 205075836), (9, 182289632), (12, 136717224), (14, 117186192), (16, 102537918), (18, 91144816), (21, 78124128), (24, 68358612), (28, 58593096), (32, 51268959), (36, 45572408), (42, 39062064), (48, 34179306), (56, 29296548), (63, 26041376), (72, 22786204), (84, 19531032), (96, 17089653), (112, 14648274), (126, 13020688), (144, 11393102), (168, 9765516), (224, 7324137), (252, 6510344), (288, 5696551), (336, 4882758), (421, 3896928), (504, 3255172), (672, 2441379), (842, 1948464), (1008, 1627586), (1263, 1298976), (1684, 974232), (1933, 848736), (2016, 813793), (2526, 649488), (2947, 556704), (3368, 487116), (3789, 432992), (3866, 424368), (5052, 324744), (5799, 282912), (5894, 278352), (6736, 243558), (7578, 216496), (7732, 212184), (8841, 185568), (10104, 162372), (11598, 141456), (11788, 139176), (13472, 121779), (13531, 121248), (15156, 108248), (15464, 106092), (17397, 94304), (17682, 92784), (20208, 81186), (23196, 70728), (23576, 69588), (26523, 61856), (27062, 60624), (30312, 54124), (30928, 53046), (34794, 47152), (35364, 46392), (40416, 40593)]