31967280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1531}}^1$

素因数の和:1579

約数の個数: 120

約数和(自身を含む): 111131280

約数和(自身を除く): 79164000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 870, 1044, 1160, 1305, 1392, 1531, 1740, 2088, 2320, 2610, 3062, 3480, 4176, 4593, 5220, 6124, 6960, 7655, 9186, 10440, 12248, 13779, 15310, 18372, 20880, 22965, 24496, 27558, 30620, 36744, 44399, 45930, 55116, 61240, 68895, 73488, 88798, 91860, 110232, 122480, 133197, 137790, 177596, 183720, 220464, 221995, 266394, 275580, 355192, 367440, 399591, 443990, 532788, 551160, 665985, 710384, 799182, 887980, 1065576, 1102320, 1331970, 1598364, 1775960, 1997955, 2131152, 2663940, 3196728, 3551920, 3995910, 5327880, 6393456, 7991820, 10655760, 15983640, 31967280]

約数ペア:

[(1, 31967280), (2, 15983640), (3, 10655760), (4, 7991820), (5, 6393456), (6, 5327880), (8, 3995910), (9, 3551920), (10, 3196728), (12, 2663940), (15, 2131152), (16, 1997955), (18, 1775960), (20, 1598364), (24, 1331970), (29, 1102320), (30, 1065576), (36, 887980), (40, 799182), (45, 710384), (48, 665985), (58, 551160), (60, 532788), (72, 443990), (80, 399591), (87, 367440), (90, 355192), (116, 275580), (120, 266394), (144, 221995), (145, 220464), (174, 183720), (180, 177596), (232, 137790), (240, 133197), (261, 122480), (290, 110232), (348, 91860), (360, 88798), (435, 73488), (464, 68895), (522, 61240), (580, 55116), (696, 45930), (720, 44399), (870, 36744), (1044, 30620), (1160, 27558), (1305, 24496), (1392, 22965), (1531, 20880), (1740, 18372), (2088, 15310), (2320, 13779), (2610, 12248), (3062, 10440), (3480, 9186), (4176, 7655), (4593, 6960), (5220, 6124)]