15992760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:341

約数の個数: 128

約数和(自身を含む): 55756800

約数和(自身を除く): 39764040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 79, 84, 105, 120, 140, 158, 168, 210, 237, 241, 280, 316, 395, 420, 474, 482, 553, 632, 723, 790, 840, 948, 964, 1106, 1185, 1205, 1446, 1580, 1659, 1687, 1896, 1928, 2212, 2370, 2410, 2765, 2892, 3160, 3318, 3374, 3615, 4424, 4740, 4820, 5061, 5530, 5784, 6636, 6748, 7230, 8295, 8435, 9480, 9640, 10122, 11060, 13272, 13496, 14460, 16590, 16870, 19039, 20244, 22120, 25305, 28920, 33180, 33740, 38078, 40488, 50610, 57117, 66360, 67480, 76156, 95195, 101220, 114234, 133273, 152312, 190390, 202440, 228468, 266546, 285585, 380780, 399819, 456936, 533092, 571170, 666365, 761560, 799638, 1066184, 1142340, 1332730, 1599276, 1999095, 2284680, 2665460, 3198552, 3998190, 5330920, 7996380, 15992760]

約数ペア:

[(1, 15992760), (2, 7996380), (3, 5330920), (4, 3998190), (5, 3198552), (6, 2665460), (7, 2284680), (8, 1999095), (10, 1599276), (12, 1332730), (14, 1142340), (15, 1066184), (20, 799638), (21, 761560), (24, 666365), (28, 571170), (30, 533092), (35, 456936), (40, 399819), (42, 380780), (56, 285585), (60, 266546), (70, 228468), (79, 202440), (84, 190390), (105, 152312), (120, 133273), (140, 114234), (158, 101220), (168, 95195), (210, 76156), (237, 67480), (241, 66360), (280, 57117), (316, 50610), (395, 40488), (420, 38078), (474, 33740), (482, 33180), (553, 28920), (632, 25305), (723, 22120), (790, 20244), (840, 19039), (948, 16870), (964, 16590), (1106, 14460), (1185, 13496), (1205, 13272), (1446, 11060), (1580, 10122), (1659, 9640), (1687, 9480), (1896, 8435), (1928, 8295), (2212, 7230), (2370, 6748), (2410, 6636), (2765, 5784), (2892, 5530), (3160, 5061), (3318, 4820), (3374, 4740), (3615, 4424)]