78601320

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:345

約数の個数: 256

約数和(自身を含む): 308620800

約数和(自身を除く): 230019480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 37, 40, 42, 45, 54, 56, 60, 63, 70, 72, 74, 84, 90, 105, 108, 111, 120, 126, 135, 140, 148, 168, 180, 185, 189, 210, 216, 222, 252, 259, 270, 280, 281, 296, 315, 333, 360, 370, 378, 420, 444, 504, 518, 540, 555, 562, 630, 666, 740, 756, 777, 840, 843, 888, 945, 999, 1036, 1080, 1110, 1124, 1260, 1295, 1332, 1405, 1480, 1512, 1554, 1665, 1686, 1890, 1967, 1998, 2072, 2220, 2248, 2331, 2520, 2529, 2590, 2664, 2810, 3108, 3330, 3372, 3780, 3885, 3934, 3996, 4215, 4440, 4662, 4995, 5058, 5180, 5620, 5901, 6216, 6660, 6744, 6993, 7560, 7587, 7770, 7868, 7992, 8430, 9324, 9835, 9990, 10116, 10360, 10397, 11240, 11655, 11802, 12645, 13320, 13986, 15174, 15540, 15736, 16860, 17703, 18648, 19670, 19980, 20232, 20794, 23310, 23604, 25290, 27972, 29505, 30348, 31080, 31191, 33720, 34965, 35406, 37935, 39340, 39960, 41588, 46620, 47208, 50580, 51985, 53109, 55944, 59010, 60696, 62382, 69930, 70812, 72779, 75870, 78680, 83176, 88515, 93240, 93573, 101160, 103970, 106218, 118020, 124764, 139860, 141624, 145558, 151740, 155955, 177030, 187146, 207940, 212436, 218337, 236040, 249528, 265545, 279720, 280719, 291116, 303480, 311910, 354060, 363895, 374292, 415880, 424872, 436674, 467865, 531090, 561438, 582232, 623820, 655011, 708120, 727790, 748584, 873348, 935730, 1062180, 1091685, 1122876, 1247640, 1310022, 1403595, 1455580, 1746696, 1871460, 1965033, 2124360, 2183370, 2245752, 2620044, 2807190, 2911160, 3275055, 3742920, 3930066, 4366740, 5240088, 5614380, 6550110, 7860132, 8733480, 9825165, 11228760, 13100220, 15720264, 19650330, 26200440, 39300660, 78601320]

約数ペア:

[(1, 78601320), (2, 39300660), (3, 26200440), (4, 19650330), (5, 15720264), (6, 13100220), (7, 11228760), (8, 9825165), (9, 8733480), (10, 7860132), (12, 6550110), (14, 5614380), (15, 5240088), (18, 4366740), (20, 3930066), (21, 3742920), (24, 3275055), (27, 2911160), (28, 2807190), (30, 2620044), (35, 2245752), (36, 2183370), (37, 2124360), (40, 1965033), (42, 1871460), (45, 1746696), (54, 1455580), (56, 1403595), (60, 1310022), (63, 1247640), (70, 1122876), (72, 1091685), (74, 1062180), (84, 935730), (90, 873348), (105, 748584), (108, 727790), (111, 708120), (120, 655011), (126, 623820), (135, 582232), (140, 561438), (148, 531090), (168, 467865), (180, 436674), (185, 424872), (189, 415880), (210, 374292), (216, 363895), (222, 354060), (252, 311910), (259, 303480), (270, 291116), (280, 280719), (281, 279720), (296, 265545), (315, 249528), (333, 236040), (360, 218337), (370, 212436), (378, 207940), (420, 187146), (444, 177030), (504, 155955), (518, 151740), (540, 145558), (555, 141624), (562, 139860), (630, 124764), (666, 118020), (740, 106218), (756, 103970), (777, 101160), (840, 93573), (843, 93240), (888, 88515), (945, 83176), (999, 78680), (1036, 75870), (1080, 72779), (1110, 70812), (1124, 69930), (1260, 62382), (1295, 60696), (1332, 59010), (1405, 55944), (1480, 53109), (1512, 51985), (1554, 50580), (1665, 47208), (1686, 46620), (1890, 41588), (1967, 39960), (1998, 39340), (2072, 37935), (2220, 35406), (2248, 34965), (2331, 33720), (2520, 31191), (2529, 31080), (2590, 30348), (2664, 29505), (2810, 27972), (3108, 25290), (3330, 23604), (3372, 23310), (3780, 20794), (3885, 20232), (3934, 19980), (3996, 19670), (4215, 18648), (4440, 17703), (4662, 16860), (4995, 15736), (5058, 15540), (5180, 15174), (5620, 13986), (5901, 13320), (6216, 12645), (6660, 11802), (6744, 11655), (6993, 11240), (7560, 10397), (7587, 10360), (7770, 10116), (7868, 9990), (7992, 9835), (8430, 9324)]