406156920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:310

約数の個数: 256

約数和(自身を含む): 1407974400

約数和(自身を除く): 1001817480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 71, 76, 78, 95, 104, 114, 120, 130, 142, 152, 156, 190, 193, 195, 213, 228, 247, 260, 284, 285, 312, 355, 380, 386, 390, 426, 456, 494, 520, 568, 570, 579, 710, 741, 760, 772, 780, 852, 923, 965, 988, 1065, 1140, 1158, 1235, 1349, 1420, 1482, 1544, 1560, 1704, 1846, 1930, 1976, 2130, 2280, 2316, 2470, 2509, 2698, 2769, 2840, 2895, 2964, 3667, 3692, 3705, 3860, 4047, 4260, 4615, 4632, 4940, 5018, 5396, 5538, 5790, 5928, 6745, 7334, 7384, 7410, 7527, 7720, 8094, 8520, 9230, 9880, 10036, 10792, 11001, 11076, 11580, 12545, 13490, 13703, 13845, 14668, 14820, 15054, 16188, 17537, 18335, 18460, 20072, 20235, 22002, 22152, 23160, 25090, 26980, 27406, 27690, 29336, 29640, 30108, 32376, 35074, 36670, 36920, 37635, 40470, 41109, 44004, 47671, 50180, 52611, 53960, 54812, 55005, 55380, 60216, 68515, 70148, 73340, 75270, 80940, 82218, 87685, 88008, 95342, 100360, 105222, 109624, 110010, 110760, 137030, 140296, 143013, 146680, 150540, 161880, 164436, 175370, 178139, 190684, 205545, 210444, 220020, 238355, 260357, 263055, 274060, 286026, 301080, 328872, 350740, 356278, 381368, 411090, 420888, 440040, 476710, 520714, 526110, 534417, 548120, 572052, 701480, 712556, 715065, 781071, 822180, 890695, 953420, 1041428, 1052220, 1068834, 1144104, 1301785, 1425112, 1430130, 1562142, 1644360, 1781390, 1906840, 2082856, 2104440, 2137668, 2603570, 2672085, 2860260, 3124284, 3384641, 3562780, 3905355, 4275336, 5207140, 5344170, 5720520, 6248568, 6769282, 7125560, 7810710, 10153923, 10414280, 10688340, 13538564, 15621420, 16923205, 20307846, 21376680, 27077128, 31242840, 33846410, 40615692, 50769615, 67692820, 81231384, 101539230, 135385640, 203078460, 406156920]

約数ペア:

[(1, 406156920), (2, 203078460), (3, 135385640), (4, 101539230), (5, 81231384), (6, 67692820), (8, 50769615), (10, 40615692), (12, 33846410), (13, 31242840), (15, 27077128), (19, 21376680), (20, 20307846), (24, 16923205), (26, 15621420), (30, 13538564), (38, 10688340), (39, 10414280), (40, 10153923), (52, 7810710), (57, 7125560), (60, 6769282), (65, 6248568), (71, 5720520), (76, 5344170), (78, 5207140), (95, 4275336), (104, 3905355), (114, 3562780), (120, 3384641), (130, 3124284), (142, 2860260), (152, 2672085), (156, 2603570), (190, 2137668), (193, 2104440), (195, 2082856), (213, 1906840), (228, 1781390), (247, 1644360), (260, 1562142), (284, 1430130), (285, 1425112), (312, 1301785), (355, 1144104), (380, 1068834), (386, 1052220), (390, 1041428), (426, 953420), (456, 890695), (494, 822180), (520, 781071), (568, 715065), (570, 712556), (579, 701480), (710, 572052), (741, 548120), (760, 534417), (772, 526110), (780, 520714), (852, 476710), (923, 440040), (965, 420888), (988, 411090), (1065, 381368), (1140, 356278), (1158, 350740), (1235, 328872), (1349, 301080), (1420, 286026), (1482, 274060), (1544, 263055), (1560, 260357), (1704, 238355), (1846, 220020), (1930, 210444), (1976, 205545), (2130, 190684), (2280, 178139), (2316, 175370), (2470, 164436), (2509, 161880), (2698, 150540), (2769, 146680), (2840, 143013), (2895, 140296), (2964, 137030), (3667, 110760), (3692, 110010), (3705, 109624), (3860, 105222), (4047, 100360), (4260, 95342), (4615, 88008), (4632, 87685), (4940, 82218), (5018, 80940), (5396, 75270), (5538, 73340), (5790, 70148), (5928, 68515), (6745, 60216), (7334, 55380), (7384, 55005), (7410, 54812), (7527, 53960), (7720, 52611), (8094, 50180), (8520, 47671), (9230, 44004), (9880, 41109), (10036, 40470), (10792, 37635), (11001, 36920), (11076, 36670), (11580, 35074), (12545, 32376), (13490, 30108), (13703, 29640), (13845, 29336), (14668, 27690), (14820, 27406), (15054, 26980), (16188, 25090), (17537, 23160), (18335, 22152), (18460, 22002), (20072, 20235)]