81059160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{571}}^1$

素因数の和:618

約数の個数: 192

約数和(自身を含む): 301466880

約数和(自身を除く): 220407720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 169, 182, 195, 210, 260, 273, 280, 312, 338, 364, 390, 420, 455, 507, 520, 546, 571, 676, 728, 780, 840, 845, 910, 1014, 1092, 1142, 1183, 1352, 1365, 1560, 1690, 1713, 1820, 2028, 2184, 2284, 2366, 2535, 2730, 2855, 3380, 3426, 3549, 3640, 3997, 4056, 4568, 4732, 5070, 5460, 5710, 5915, 6760, 6852, 7098, 7423, 7994, 8565, 9464, 10140, 10920, 11420, 11830, 11991, 13704, 14196, 14846, 15988, 17130, 17745, 19985, 20280, 22269, 22840, 23660, 23982, 28392, 29692, 31976, 34260, 35490, 37115, 39970, 44538, 47320, 47964, 51961, 59384, 59955, 68520, 70980, 74230, 79940, 89076, 95928, 96499, 103922, 111345, 119910, 141960, 148460, 155883, 159880, 178152, 192998, 207844, 222690, 239820, 259805, 289497, 296920, 311766, 385996, 415688, 445380, 479640, 482495, 519610, 578994, 623532, 675493, 771992, 779415, 890760, 964990, 1039220, 1157988, 1247064, 1350986, 1447485, 1558830, 1929980, 2026479, 2078440, 2315976, 2701972, 2894970, 3117660, 3377465, 3859960, 4052958, 5403944, 5789940, 6235320, 6754930, 8105916, 10132395, 11579880, 13509860, 16211832, 20264790, 27019720, 40529580, 81059160]

約数ペア:

[(1, 81059160), (2, 40529580), (3, 27019720), (4, 20264790), (5, 16211832), (6, 13509860), (7, 11579880), (8, 10132395), (10, 8105916), (12, 6754930), (13, 6235320), (14, 5789940), (15, 5403944), (20, 4052958), (21, 3859960), (24, 3377465), (26, 3117660), (28, 2894970), (30, 2701972), (35, 2315976), (39, 2078440), (40, 2026479), (42, 1929980), (52, 1558830), (56, 1447485), (60, 1350986), (65, 1247064), (70, 1157988), (78, 1039220), (84, 964990), (91, 890760), (104, 779415), (105, 771992), (120, 675493), (130, 623532), (140, 578994), (156, 519610), (168, 482495), (169, 479640), (182, 445380), (195, 415688), (210, 385996), (260, 311766), (273, 296920), (280, 289497), (312, 259805), (338, 239820), (364, 222690), (390, 207844), (420, 192998), (455, 178152), (507, 159880), (520, 155883), (546, 148460), (571, 141960), (676, 119910), (728, 111345), (780, 103922), (840, 96499), (845, 95928), (910, 89076), (1014, 79940), (1092, 74230), (1142, 70980), (1183, 68520), (1352, 59955), (1365, 59384), (1560, 51961), (1690, 47964), (1713, 47320), (1820, 44538), (2028, 39970), (2184, 37115), (2284, 35490), (2366, 34260), (2535, 31976), (2730, 29692), (2855, 28392), (3380, 23982), (3426, 23660), (3549, 22840), (3640, 22269), (3997, 20280), (4056, 19985), (4568, 17745), (4732, 17130), (5070, 15988), (5460, 14846), (5710, 14196), (5915, 13704), (6760, 11991), (6852, 11830), (7098, 11420), (7423, 10920), (7994, 10140), (8565, 9464)]