419249880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{23767}}^1$

素因数の和:23798

約数の個数: 144

約数和(自身を含む): 1585087920

約数和(自身を除く): 1165838040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 23767, 47534, 71301, 95068, 118835, 142602, 166369, 190136, 213903, 237670, 285204, 332738, 356505, 427806, 475340, 499107, 570408, 665476, 713010, 831845, 855612, 950680, 998214, 1069515, 1164583, 1330952, 1426020, 1497321, 1663690, 1711224, 1996428, 2139030, 2329166, 2495535, 2852040, 2994642, 3327380, 3493749, 3992856, 4278060, 4658332, 4991070, 5822915, 5989284, 6654760, 6987498, 7486605, 8556120, 9316664, 9982140, 10481247, 11645830, 11978568, 13974996, 14973210, 17468745, 19964280, 20962494, 23291660, 27949992, 29946420, 34937490, 41924988, 46583320, 52406235, 59892840, 69874980, 83849976, 104812470, 139749960, 209624940, 419249880]

約数ペア:

[(1, 419249880), (2, 209624940), (3, 139749960), (4, 104812470), (5, 83849976), (6, 69874980), (7, 59892840), (8, 52406235), (9, 46583320), (10, 41924988), (12, 34937490), (14, 29946420), (15, 27949992), (18, 23291660), (20, 20962494), (21, 19964280), (24, 17468745), (28, 14973210), (30, 13974996), (35, 11978568), (36, 11645830), (40, 10481247), (42, 9982140), (45, 9316664), (49, 8556120), (56, 7486605), (60, 6987498), (63, 6654760), (70, 5989284), (72, 5822915), (84, 4991070), (90, 4658332), (98, 4278060), (105, 3992856), (120, 3493749), (126, 3327380), (140, 2994642), (147, 2852040), (168, 2495535), (180, 2329166), (196, 2139030), (210, 1996428), (245, 1711224), (252, 1663690), (280, 1497321), (294, 1426020), (315, 1330952), (360, 1164583), (392, 1069515), (420, 998214), (441, 950680), (490, 855612), (504, 831845), (588, 713010), (630, 665476), (735, 570408), (840, 499107), (882, 475340), (980, 427806), (1176, 356505), (1260, 332738), (1470, 285204), (1764, 237670), (1960, 213903), (2205, 190136), (2520, 166369), (2940, 142602), (3528, 118835), (4410, 95068), (5880, 71301), (8820, 47534), (17640, 23767)]