129464860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:468

約数の個数: 144

約数和(自身を含む): 353354400

約数和(自身を除く): 223889540

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 49, 68, 70, 76, 85, 95, 98, 119, 133, 140, 170, 190, 196, 238, 245, 266, 323, 340, 380, 409, 476, 490, 532, 595, 646, 665, 818, 833, 931, 980, 1190, 1292, 1330, 1615, 1636, 1666, 1862, 2045, 2261, 2380, 2660, 2863, 3230, 3332, 3724, 4090, 4165, 4522, 4655, 5726, 6460, 6953, 7771, 8180, 8330, 9044, 9310, 11305, 11452, 13906, 14315, 15542, 15827, 16660, 18620, 20041, 22610, 27812, 28630, 31084, 31654, 34765, 38855, 40082, 45220, 48671, 54397, 57260, 63308, 69530, 77710, 79135, 80164, 97342, 100205, 108794, 132107, 139060, 155420, 158270, 194684, 200410, 217588, 243355, 264214, 271985, 316540, 340697, 380779, 400820, 486710, 528428, 543970, 660535, 681394, 761558, 924749, 973420, 1087940, 1321070, 1362788, 1523116, 1703485, 1849498, 1903895, 2642140, 3406970, 3698996, 3807790, 4623745, 6473243, 6813940, 7615580, 9247490, 12946486, 18494980, 25892972, 32366215, 64732430, 129464860]

約数ペア:

[(1, 129464860), (2, 64732430), (4, 32366215), (5, 25892972), (7, 18494980), (10, 12946486), (14, 9247490), (17, 7615580), (19, 6813940), (20, 6473243), (28, 4623745), (34, 3807790), (35, 3698996), (38, 3406970), (49, 2642140), (68, 1903895), (70, 1849498), (76, 1703485), (85, 1523116), (95, 1362788), (98, 1321070), (119, 1087940), (133, 973420), (140, 924749), (170, 761558), (190, 681394), (196, 660535), (238, 543970), (245, 528428), (266, 486710), (323, 400820), (340, 380779), (380, 340697), (409, 316540), (476, 271985), (490, 264214), (532, 243355), (595, 217588), (646, 200410), (665, 194684), (818, 158270), (833, 155420), (931, 139060), (980, 132107), (1190, 108794), (1292, 100205), (1330, 97342), (1615, 80164), (1636, 79135), (1666, 77710), (1862, 69530), (2045, 63308), (2261, 57260), (2380, 54397), (2660, 48671), (2863, 45220), (3230, 40082), (3332, 38855), (3724, 34765), (4090, 31654), (4165, 31084), (4522, 28630), (4655, 27812), (5726, 22610), (6460, 20041), (6953, 18620), (7771, 16660), (8180, 15827), (8330, 15542), (9044, 14315), (9310, 13906), (11305, 11452)]