212823620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 480090240

約数和(自身を除く): 267266620

約数列:

[1, 2, 4, 5, 10, 20, 41, 53, 59, 82, 83, 106, 118, 164, 166, 205, 212, 236, 265, 295, 332, 410, 415, 530, 590, 820, 830, 1060, 1180, 1660, 2173, 2419, 3127, 3403, 4346, 4399, 4838, 4897, 6254, 6806, 8692, 8798, 9676, 9794, 10865, 12095, 12508, 13612, 15635, 17015, 17596, 19588, 21730, 21995, 24190, 24485, 31270, 34030, 43460, 43990, 48380, 48970, 62540, 68060, 87980, 97940, 128207, 180359, 200777, 256414, 259541, 360718, 401554, 512828, 519082, 641035, 721436, 803108, 901795, 1003885, 1038164, 1282070, 1297705, 1803590, 2007770, 2564140, 2595410, 3607180, 4015540, 5190820, 10641181, 21282362, 42564724, 53205905, 106411810, 212823620]

約数ペア:

[(1, 212823620), (2, 106411810), (4, 53205905), (5, 42564724), (10, 21282362), (20, 10641181), (41, 5190820), (53, 4015540), (59, 3607180), (82, 2595410), (83, 2564140), (106, 2007770), (118, 1803590), (164, 1297705), (166, 1282070), (205, 1038164), (212, 1003885), (236, 901795), (265, 803108), (295, 721436), (332, 641035), (410, 519082), (415, 512828), (530, 401554), (590, 360718), (820, 259541), (830, 256414), (1060, 200777), (1180, 180359), (1660, 128207), (2173, 97940), (2419, 87980), (3127, 68060), (3403, 62540), (4346, 48970), (4399, 48380), (4838, 43990), (4897, 43460), (6254, 34030), (6806, 31270), (8692, 24485), (8798, 24190), (9676, 21995), (9794, 21730), (10865, 19588), (12095, 17596), (12508, 17015), (13612, 15635)]