78689880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:335

約数の個数: 160

約数和(自身を含む): 267894000

約数和(自身を除く): 189204120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 149, 162, 163, 180, 216, 270, 298, 324, 326, 360, 405, 447, 489, 540, 596, 648, 652, 745, 810, 815, 894, 978, 1080, 1192, 1304, 1341, 1467, 1490, 1620, 1630, 1788, 1956, 2235, 2445, 2682, 2934, 2980, 3240, 3260, 3576, 3912, 4023, 4401, 4470, 4890, 5364, 5868, 5960, 6520, 6705, 7335, 8046, 8802, 8940, 9780, 10728, 11736, 12069, 13203, 13410, 14670, 16092, 17604, 17880, 19560, 20115, 22005, 24138, 24287, 26406, 26820, 29340, 32184, 35208, 40230, 44010, 48276, 48574, 52812, 53640, 58680, 60345, 66015, 72861, 80460, 88020, 96552, 97148, 105624, 120690, 121435, 132030, 145722, 160920, 176040, 194296, 218583, 241380, 242870, 264060, 291444, 364305, 437166, 482760, 485740, 528120, 582888, 655749, 728610, 874332, 971480, 1092915, 1311498, 1457220, 1748664, 1967247, 2185830, 2622996, 2914440, 3278745, 3934494, 4371660, 5245992, 6557490, 7868988, 8743320, 9836235, 13114980, 15737976, 19672470, 26229960, 39344940, 78689880]

約数ペア:

[(1, 78689880), (2, 39344940), (3, 26229960), (4, 19672470), (5, 15737976), (6, 13114980), (8, 9836235), (9, 8743320), (10, 7868988), (12, 6557490), (15, 5245992), (18, 4371660), (20, 3934494), (24, 3278745), (27, 2914440), (30, 2622996), (36, 2185830), (40, 1967247), (45, 1748664), (54, 1457220), (60, 1311498), (72, 1092915), (81, 971480), (90, 874332), (108, 728610), (120, 655749), (135, 582888), (149, 528120), (162, 485740), (163, 482760), (180, 437166), (216, 364305), (270, 291444), (298, 264060), (324, 242870), (326, 241380), (360, 218583), (405, 194296), (447, 176040), (489, 160920), (540, 145722), (596, 132030), (648, 121435), (652, 120690), (745, 105624), (810, 97148), (815, 96552), (894, 88020), (978, 80460), (1080, 72861), (1192, 66015), (1304, 60345), (1341, 58680), (1467, 53640), (1490, 52812), (1620, 48574), (1630, 48276), (1788, 44010), (1956, 40230), (2235, 35208), (2445, 32184), (2682, 29340), (2934, 26820), (2980, 26406), (3240, 24287), (3260, 24138), (3576, 22005), (3912, 20115), (4023, 19560), (4401, 17880), (4470, 17604), (4890, 16092), (5364, 14670), (5868, 13410), (5960, 13203), (6520, 12069), (6705, 11736), (7335, 10728), (8046, 9780), (8802, 8940)]