30393720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{1723}}^1$

素因数の和:1754

約数の個数: 144

約数和(自身を含む): 114973560

約数和(自身を除く): 84579840

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, 1723, 1764, 1960, 2205, 2520, 2940, 3446, 3528, 4410, 5169, 5880, 6892, 8615, 8820, 10338, 12061, 13784, 15507, 17230, 17640, 20676, 24122, 25845, 31014, 34460, 36183, 41352, 48244, 51690, 60305, 62028, 68920, 72366, 77535, 84427, 96488, 103380, 108549, 120610, 124056, 144732, 155070, 168854, 180915, 206760, 217098, 241220, 253281, 289464, 310140, 337708, 361830, 422135, 434196, 482440, 506562, 542745, 620280, 675416, 723660, 759843, 844270, 868392, 1013124, 1085490, 1266405, 1447320, 1519686, 1688540, 2026248, 2170980, 2532810, 3039372, 3377080, 3799215, 4341960, 5065620, 6078744, 7598430, 10131240, 15196860, 30393720]

約数ペア:

[(1, 30393720), (2, 15196860), (3, 10131240), (4, 7598430), (5, 6078744), (6, 5065620), (7, 4341960), (8, 3799215), (9, 3377080), (10, 3039372), (12, 2532810), (14, 2170980), (15, 2026248), (18, 1688540), (20, 1519686), (21, 1447320), (24, 1266405), (28, 1085490), (30, 1013124), (35, 868392), (36, 844270), (40, 759843), (42, 723660), (45, 675416), (49, 620280), (56, 542745), (60, 506562), (63, 482440), (70, 434196), (72, 422135), (84, 361830), (90, 337708), (98, 310140), (105, 289464), (120, 253281), (126, 241220), (140, 217098), (147, 206760), (168, 180915), (180, 168854), (196, 155070), (210, 144732), (245, 124056), (252, 120610), (280, 108549), (294, 103380), (315, 96488), (360, 84427), (392, 77535), (420, 72366), (441, 68920), (490, 62028), (504, 60305), (588, 51690), (630, 48244), (735, 41352), (840, 36183), (882, 34460), (980, 31014), (1176, 25845), (1260, 24122), (1470, 20676), (1723, 17640), (1764, 17230), (1960, 15507), (2205, 13784), (2520, 12061), (2940, 10338), (3446, 8820), (3528, 8615), (4410, 6892), (5169, 5880)]