19749843120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{1009}}^1$

素因数の和:1284

約数の個数: 320

約数和(自身を含む): 71561134080

約数和(自身を除く): 51811290960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 105, 112, 120, 122, 140, 168, 183, 191, 210, 240, 244, 280, 305, 336, 366, 382, 420, 427, 488, 560, 573, 610, 732, 764, 840, 854, 915, 955, 976, 1009, 1146, 1220, 1281, 1337, 1464, 1528, 1680, 1708, 1830, 1910, 2018, 2135, 2292, 2440, 2562, 2674, 2865, 2928, 3027, 3056, 3416, 3660, 3820, 4011, 4036, 4270, 4584, 4880, 5045, 5124, 5348, 5730, 6054, 6405, 6685, 6832, 7063, 7320, 7640, 8022, 8072, 8540, 9168, 10090, 10248, 10696, 11460, 11651, 12108, 12810, 13370, 14126, 14640, 15135, 15280, 16044, 16144, 17080, 20055, 20180, 20496, 21189, 21392, 22920, 23302, 24216, 25620, 26740, 28252, 30270, 32088, 34160, 34953, 35315, 40110, 40360, 42378, 45840, 46604, 48432, 51240, 53480, 56504, 58255, 60540, 61549, 64176, 69906, 70630, 80220, 80720, 81557, 84756, 93208, 102480, 105945, 106960, 113008, 116510, 121080, 123098, 139812, 141260, 160440, 163114, 169512, 174765, 184647, 186416, 192719, 211890, 233020, 242160, 244671, 246196, 279624, 282520, 307745, 320880, 326228, 339024, 349530, 369294, 385438, 407785, 423780, 430843, 466040, 489342, 492392, 559248, 565040, 578157, 615490, 652456, 699060, 738588, 770876, 815570, 847560, 861686, 923235, 932080, 963595, 978684, 984784, 1156314, 1223355, 1230980, 1292529, 1304912, 1349033, 1398120, 1477176, 1541752, 1631140, 1695120, 1723372, 1846470, 1927190, 1957368, 2154215, 2312628, 2446710, 2461960, 2585058, 2698066, 2796240, 2890785, 2954352, 3083504, 3262280, 3446744, 3692940, 3854380, 3914736, 4047099, 4308430, 4625256, 4893420, 4923920, 5170116, 5396132, 5781570, 6462645, 6524560, 6745165, 6893488, 7385880, 7708760, 8094198, 8616860, 9250512, 9786840, 10340232, 10792264, 11563140, 11755859, 12925290, 13490330, 14771760, 15417520, 16188396, 17233720, 19573680, 20235495, 20680464, 21584528, 23126280, 23511718, 25850580, 26980660, 32376792, 34467440, 35267577, 40470990, 46252560, 47023436, 51701160, 53961320, 58779295, 64753584, 70535154, 80941980, 82291013, 94046872, 103402320, 107922640, 117558590, 141070308, 161883960, 164582026, 176337885, 188093744, 235117180, 246873039, 282140616, 323767920, 329164052, 352675770, 411455065, 470234360, 493746078, 564281232, 658328104, 705351540, 822910130, 940468720, 987492156, 1234365195, 1316656208, 1410703080, 1645820260, 1974984312, 2468730390, 2821406160, 3291640520, 3949968624, 4937460780, 6583281040, 9874921560, 19749843120]

約数ペア:

[(1, 19749843120), (2, 9874921560), (3, 6583281040), (4, 4937460780), (5, 3949968624), (6, 3291640520), (7, 2821406160), (8, 2468730390), (10, 1974984312), (12, 1645820260), (14, 1410703080), (15, 1316656208), (16, 1234365195), (20, 987492156), (21, 940468720), (24, 822910130), (28, 705351540), (30, 658328104), (35, 564281232), (40, 493746078), (42, 470234360), (48, 411455065), (56, 352675770), (60, 329164052), (61, 323767920), (70, 282140616), (80, 246873039), (84, 235117180), (105, 188093744), (112, 176337885), (120, 164582026), (122, 161883960), (140, 141070308), (168, 117558590), (183, 107922640), (191, 103402320), (210, 94046872), (240, 82291013), (244, 80941980), (280, 70535154), (305, 64753584), (336, 58779295), (366, 53961320), (382, 51701160), (420, 47023436), (427, 46252560), (488, 40470990), (560, 35267577), (573, 34467440), (610, 32376792), (732, 26980660), (764, 25850580), (840, 23511718), (854, 23126280), (915, 21584528), (955, 20680464), (976, 20235495), (1009, 19573680), (1146, 17233720), (1220, 16188396), (1281, 15417520), (1337, 14771760), (1464, 13490330), (1528, 12925290), (1680, 11755859), (1708, 11563140), (1830, 10792264), (1910, 10340232), (2018, 9786840), (2135, 9250512), (2292, 8616860), (2440, 8094198), (2562, 7708760), (2674, 7385880), (2865, 6893488), (2928, 6745165), (3027, 6524560), (3056, 6462645), (3416, 5781570), (3660, 5396132), (3820, 5170116), (4011, 4923920), (4036, 4893420), (4270, 4625256), (4584, 4308430), (4880, 4047099), (5045, 3914736), (5124, 3854380), (5348, 3692940), (5730, 3446744), (6054, 3262280), (6405, 3083504), (6685, 2954352), (6832, 2890785), (7063, 2796240), (7320, 2698066), (7640, 2585058), (8022, 2461960), (8072, 2446710), (8540, 2312628), (9168, 2154215), (10090, 1957368), (10248, 1927190), (10696, 1846470), (11460, 1723372), (11651, 1695120), (12108, 1631140), (12810, 1541752), (13370, 1477176), (14126, 1398120), (14640, 1349033), (15135, 1304912), (15280, 1292529), (16044, 1230980), (16144, 1223355), (17080, 1156314), (20055, 984784), (20180, 978684), (20496, 963595), (21189, 932080), (21392, 923235), (22920, 861686), (23302, 847560), (24216, 815570), (25620, 770876), (26740, 738588), (28252, 699060), (30270, 652456), (32088, 615490), (34160, 578157), (34953, 565040), (35315, 559248), (40110, 492392), (40360, 489342), (42378, 466040), (45840, 430843), (46604, 423780), (48432, 407785), (51240, 385438), (53480, 369294), (56504, 349530), (58255, 339024), (60540, 326228), (61549, 320880), (64176, 307745), (69906, 282520), (70630, 279624), (80220, 246196), (80720, 244671), (81557, 242160), (84756, 233020), (93208, 211890), (102480, 192719), (105945, 186416), (106960, 184647), (113008, 174765), (116510, 169512), (121080, 163114), (123098, 160440), (139812, 141260)]