71946540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:336

約数の個数: 144

約数和(自身を含む): 233032800

約数和(自身を除く): 161086260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 109, 114, 171, 180, 190, 193, 218, 228, 285, 327, 342, 380, 386, 436, 545, 570, 579, 654, 684, 772, 855, 965, 981, 1090, 1140, 1158, 1308, 1635, 1710, 1737, 1930, 1962, 2071, 2180, 2316, 2895, 3270, 3420, 3474, 3667, 3860, 3924, 4142, 4905, 5790, 6213, 6540, 6948, 7334, 8284, 8685, 9810, 10355, 11001, 11580, 12426, 14668, 17370, 18335, 18639, 19620, 20710, 21037, 22002, 24852, 31065, 33003, 34740, 36670, 37278, 41420, 42074, 44004, 55005, 62130, 63111, 66006, 73340, 74556, 84148, 93195, 105185, 110010, 124260, 126222, 132012, 165015, 186390, 189333, 210370, 220020, 252444, 315555, 330030, 372780, 378666, 399703, 420740, 631110, 660060, 757332, 799406, 946665, 1199109, 1262220, 1598812, 1893330, 1998515, 2398218, 3597327, 3786660, 3997030, 4796436, 5995545, 7194654, 7994060, 11991090, 14389308, 17986635, 23982180, 35973270, 71946540]

約数ペア:

[(1, 71946540), (2, 35973270), (3, 23982180), (4, 17986635), (5, 14389308), (6, 11991090), (9, 7994060), (10, 7194654), (12, 5995545), (15, 4796436), (18, 3997030), (19, 3786660), (20, 3597327), (30, 2398218), (36, 1998515), (38, 1893330), (45, 1598812), (57, 1262220), (60, 1199109), (76, 946665), (90, 799406), (95, 757332), (109, 660060), (114, 631110), (171, 420740), (180, 399703), (190, 378666), (193, 372780), (218, 330030), (228, 315555), (285, 252444), (327, 220020), (342, 210370), (380, 189333), (386, 186390), (436, 165015), (545, 132012), (570, 126222), (579, 124260), (654, 110010), (684, 105185), (772, 93195), (855, 84148), (965, 74556), (981, 73340), (1090, 66006), (1140, 63111), (1158, 62130), (1308, 55005), (1635, 44004), (1710, 42074), (1737, 41420), (1930, 37278), (1962, 36670), (2071, 34740), (2180, 33003), (2316, 31065), (2895, 24852), (3270, 22002), (3420, 21037), (3474, 20710), (3667, 19620), (3860, 18639), (3924, 18335), (4142, 17370), (4905, 14668), (5790, 12426), (6213, 11580), (6540, 11001), (6948, 10355), (7334, 9810), (8284, 8685)]