645792336

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{640667}}^1$

素因数の和:640688

約数の個数: 60

約数和(自身を含む): 2065513632

約数和(自身を除く): 1419721296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 640667, 1281334, 1922001, 2562668, 3844002, 4484669, 5125336, 5766003, 7688004, 8969338, 10250672, 11532006, 13454007, 15376008, 17938676, 23064012, 26908014, 30752016, 35877352, 40362021, 46128024, 53816028, 71754704, 80724042, 92256048, 107632056, 161448084, 215264112, 322896168, 645792336]

約数ペア:

[(1, 645792336), (2, 322896168), (3, 215264112), (4, 161448084), (6, 107632056), (7, 92256048), (8, 80724042), (9, 71754704), (12, 53816028), (14, 46128024), (16, 40362021), (18, 35877352), (21, 30752016), (24, 26908014), (28, 23064012), (36, 17938676), (42, 15376008), (48, 13454007), (56, 11532006), (63, 10250672), (72, 8969338), (84, 7688004), (112, 5766003), (126, 5125336), (144, 4484669), (168, 3844002), (252, 2562668), (336, 1922001), (504, 1281334), (1008, 640667)]