55174980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^4\times {\mathrm{383}}^1$

素因数の和:423

約数の個数: 120

約数和(自身を含む): 180698112

約数和(自身を除く): 125523132

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 383, 420, 490, 588, 686, 735, 766, 980, 1029, 1149, 1372, 1470, 1532, 1715, 1915, 2058, 2298, 2401, 2681, 2940, 3430, 3830, 4116, 4596, 4802, 5145, 5362, 5745, 6860, 7203, 7660, 8043, 9604, 10290, 10724, 11490, 12005, 13405, 14406, 16086, 18767, 20580, 22980, 24010, 26810, 28812, 32172, 36015, 37534, 40215, 48020, 53620, 56301, 72030, 75068, 80430, 93835, 112602, 131369, 144060, 160860, 187670, 225204, 262738, 281505, 375340, 394107, 525476, 563010, 656845, 788214, 919583, 1126020, 1313690, 1576428, 1839166, 1970535, 2627380, 2758749, 3678332, 3941070, 4597915, 5517498, 7882140, 9195830, 11034996, 13793745, 18391660, 27587490, 55174980]

約数ペア:

[(1, 55174980), (2, 27587490), (3, 18391660), (4, 13793745), (5, 11034996), (6, 9195830), (7, 7882140), (10, 5517498), (12, 4597915), (14, 3941070), (15, 3678332), (20, 2758749), (21, 2627380), (28, 1970535), (30, 1839166), (35, 1576428), (42, 1313690), (49, 1126020), (60, 919583), (70, 788214), (84, 656845), (98, 563010), (105, 525476), (140, 394107), (147, 375340), (196, 281505), (210, 262738), (245, 225204), (294, 187670), (343, 160860), (383, 144060), (420, 131369), (490, 112602), (588, 93835), (686, 80430), (735, 75068), (766, 72030), (980, 56301), (1029, 53620), (1149, 48020), (1372, 40215), (1470, 37534), (1532, 36015), (1715, 32172), (1915, 28812), (2058, 26810), (2298, 24010), (2401, 22980), (2681, 20580), (2940, 18767), (3430, 16086), (3830, 14406), (4116, 13405), (4596, 12005), (4802, 11490), (5145, 10724), (5362, 10290), (5745, 9604), (6860, 8043), (7203, 7660)]