2161994940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1223}}^1$

素因数の和:1329

約数の個数: 288

約数和(自身を含む): 7955490816

約数和(自身を除く): 5793495876

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 61, 63, 69, 70, 84, 90, 92, 105, 115, 122, 126, 138, 140, 161, 180, 183, 207, 210, 230, 244, 252, 276, 305, 315, 322, 345, 366, 414, 420, 427, 460, 483, 549, 610, 630, 644, 690, 732, 805, 828, 854, 915, 966, 1035, 1098, 1220, 1223, 1260, 1281, 1380, 1403, 1449, 1610, 1708, 1830, 1932, 2070, 2135, 2196, 2415, 2446, 2562, 2745, 2806, 2898, 3220, 3660, 3669, 3843, 4140, 4209, 4270, 4830, 4892, 5124, 5490, 5612, 5796, 6115, 6405, 7015, 7245, 7338, 7686, 8418, 8540, 8561, 9660, 9821, 10980, 11007, 12230, 12627, 12810, 14030, 14490, 14676, 15372, 16836, 17122, 18345, 19215, 19642, 21045, 22014, 24460, 25254, 25620, 25683, 28060, 28129, 28980, 29463, 34244, 36690, 38430, 39284, 42090, 42805, 44028, 49105, 50508, 51366, 55035, 56258, 58926, 63135, 73380, 74603, 76860, 77049, 84180, 84387, 85610, 88389, 98210, 102732, 110070, 112516, 117852, 126270, 128415, 140645, 147315, 149206, 154098, 168774, 171220, 176778, 196420, 196903, 220140, 223809, 252540, 253161, 256830, 281290, 294630, 298412, 308196, 337548, 353556, 373015, 385245, 393806, 421935, 441945, 447618, 506322, 513660, 522221, 562580, 589260, 590709, 671427, 746030, 770490, 787612, 843870, 883890, 895236, 984515, 1012644, 1044442, 1119045, 1181418, 1265805, 1342854, 1492060, 1540980, 1566663, 1687740, 1715869, 1767780, 1772127, 1969030, 2088884, 2238090, 2362836, 2531610, 2611105, 2685708, 2953545, 3133326, 3357135, 3431738, 3544254, 3938060, 4476180, 4699989, 5063220, 5147607, 5222210, 5907090, 6266652, 6714270, 6863476, 7088508, 7833315, 8579345, 8860635, 9399978, 10295214, 10444420, 11814180, 12011083, 13428540, 15442821, 15666630, 17158690, 17721270, 18799956, 20590428, 23499945, 24022166, 25738035, 30885642, 31333260, 34317380, 35442540, 36033249, 46999890, 48044332, 51476070, 60055415, 61771284, 72066498, 77214105, 93999780, 102952140, 108099747, 120110830, 144132996, 154428210, 180166245, 216199494, 240221660, 308856420, 360332490, 432398988, 540498735, 720664980, 1080997470, 2161994940]

約数ペア:

[(1, 2161994940), (2, 1080997470), (3, 720664980), (4, 540498735), (5, 432398988), (6, 360332490), (7, 308856420), (9, 240221660), (10, 216199494), (12, 180166245), (14, 154428210), (15, 144132996), (18, 120110830), (20, 108099747), (21, 102952140), (23, 93999780), (28, 77214105), (30, 72066498), (35, 61771284), (36, 60055415), (42, 51476070), (45, 48044332), (46, 46999890), (60, 36033249), (61, 35442540), (63, 34317380), (69, 31333260), (70, 30885642), (84, 25738035), (90, 24022166), (92, 23499945), (105, 20590428), (115, 18799956), (122, 17721270), (126, 17158690), (138, 15666630), (140, 15442821), (161, 13428540), (180, 12011083), (183, 11814180), (207, 10444420), (210, 10295214), (230, 9399978), (244, 8860635), (252, 8579345), (276, 7833315), (305, 7088508), (315, 6863476), (322, 6714270), (345, 6266652), (366, 5907090), (414, 5222210), (420, 5147607), (427, 5063220), (460, 4699989), (483, 4476180), (549, 3938060), (610, 3544254), (630, 3431738), (644, 3357135), (690, 3133326), (732, 2953545), (805, 2685708), (828, 2611105), (854, 2531610), (915, 2362836), (966, 2238090), (1035, 2088884), (1098, 1969030), (1220, 1772127), (1223, 1767780), (1260, 1715869), (1281, 1687740), (1380, 1566663), (1403, 1540980), (1449, 1492060), (1610, 1342854), (1708, 1265805), (1830, 1181418), (1932, 1119045), (2070, 1044442), (2135, 1012644), (2196, 984515), (2415, 895236), (2446, 883890), (2562, 843870), (2745, 787612), (2806, 770490), (2898, 746030), (3220, 671427), (3660, 590709), (3669, 589260), (3843, 562580), (4140, 522221), (4209, 513660), (4270, 506322), (4830, 447618), (4892, 441945), (5124, 421935), (5490, 393806), (5612, 385245), (5796, 373015), (6115, 353556), (6405, 337548), (7015, 308196), (7245, 298412), (7338, 294630), (7686, 281290), (8418, 256830), (8540, 253161), (8561, 252540), (9660, 223809), (9821, 220140), (10980, 196903), (11007, 196420), (12230, 176778), (12627, 171220), (12810, 168774), (14030, 154098), (14490, 149206), (14676, 147315), (15372, 140645), (16836, 128415), (17122, 126270), (18345, 117852), (19215, 112516), (19642, 110070), (21045, 102732), (22014, 98210), (24460, 88389), (25254, 85610), (25620, 84387), (25683, 84180), (28060, 77049), (28129, 76860), (28980, 74603), (29463, 73380), (34244, 63135), (36690, 58926), (38430, 56258), (39284, 55035), (42090, 51366), (42805, 50508), (44028, 49105)]