2785992040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:364

約数の個数: 192

約数和(自身を含む): 7246800000

約数和(自身を除く): 4460807960

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 109, 130, 152, 169, 190, 199, 218, 247, 260, 338, 380, 398, 436, 494, 520, 545, 676, 760, 796, 845, 872, 988, 995, 1090, 1235, 1352, 1417, 1592, 1690, 1976, 1990, 2071, 2180, 2470, 2587, 2834, 3211, 3380, 3781, 3980, 4142, 4360, 4940, 5174, 5668, 6422, 6760, 7085, 7562, 7960, 8284, 9880, 10348, 10355, 11336, 12844, 12935, 14170, 15124, 16055, 16568, 18421, 18905, 20696, 20710, 21691, 25688, 25870, 26923, 28340, 30248, 32110, 33631, 36842, 37810, 41420, 43382, 49153, 51740, 53846, 56680, 64220, 67262, 73684, 75620, 82840, 86764, 92105, 98306, 103480, 107692, 108455, 128440, 134524, 134615, 147368, 151240, 168155, 173528, 184210, 196612, 215384, 216910, 245765, 269048, 269230, 281983, 336310, 349999, 368420, 393224, 412129, 433820, 491530, 538460, 563966, 638989, 672620, 699998, 736840, 824258, 867640, 983060, 1076920, 1127932, 1277978, 1345240, 1399996, 1409915, 1648516, 1749995, 1966120, 2060645, 2255864, 2555956, 2799992, 2819830, 3194945, 3297032, 3499990, 3665779, 4121290, 5111912, 5357677, 5639660, 6389890, 6999980, 7331558, 8242580, 10715354, 11279320, 12779780, 13999960, 14663116, 16485160, 18328895, 21430708, 25559560, 26788385, 29326232, 36657790, 42861416, 53576770, 69649801, 73315580, 107153540, 139299602, 146631160, 214307080, 278599204, 348249005, 557198408, 696498010, 1392996020, 2785992040]

約数ペア:

[(1, 2785992040), (2, 1392996020), (4, 696498010), (5, 557198408), (8, 348249005), (10, 278599204), (13, 214307080), (19, 146631160), (20, 139299602), (26, 107153540), (38, 73315580), (40, 69649801), (52, 53576770), (65, 42861416), (76, 36657790), (95, 29326232), (104, 26788385), (109, 25559560), (130, 21430708), (152, 18328895), (169, 16485160), (190, 14663116), (199, 13999960), (218, 12779780), (247, 11279320), (260, 10715354), (338, 8242580), (380, 7331558), (398, 6999980), (436, 6389890), (494, 5639660), (520, 5357677), (545, 5111912), (676, 4121290), (760, 3665779), (796, 3499990), (845, 3297032), (872, 3194945), (988, 2819830), (995, 2799992), (1090, 2555956), (1235, 2255864), (1352, 2060645), (1417, 1966120), (1592, 1749995), (1690, 1648516), (1976, 1409915), (1990, 1399996), (2071, 1345240), (2180, 1277978), (2470, 1127932), (2587, 1076920), (2834, 983060), (3211, 867640), (3380, 824258), (3781, 736840), (3980, 699998), (4142, 672620), (4360, 638989), (4940, 563966), (5174, 538460), (5668, 491530), (6422, 433820), (6760, 412129), (7085, 393224), (7562, 368420), (7960, 349999), (8284, 336310), (9880, 281983), (10348, 269230), (10355, 269048), (11336, 245765), (12844, 216910), (12935, 215384), (14170, 196612), (15124, 184210), (16055, 173528), (16568, 168155), (18421, 151240), (18905, 147368), (20696, 134615), (20710, 134524), (21691, 128440), (25688, 108455), (25870, 107692), (26923, 103480), (28340, 98306), (30248, 92105), (32110, 86764), (33631, 82840), (36842, 75620), (37810, 73684), (41420, 67262), (43382, 64220), (49153, 56680), (51740, 53846)]