218239840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1153}}^1$

素因数の和:1201

約数の個数: 144

約数和(自身を含む): 638614368

約数和(自身を除く): 420374528

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 169, 182, 208, 224, 260, 280, 338, 364, 416, 455, 520, 560, 676, 728, 845, 910, 1040, 1120, 1153, 1183, 1352, 1456, 1690, 1820, 2080, 2306, 2366, 2704, 2912, 3380, 3640, 4612, 4732, 5408, 5765, 5915, 6760, 7280, 8071, 9224, 9464, 11530, 11830, 13520, 14560, 14989, 16142, 18448, 18928, 23060, 23660, 27040, 29978, 32284, 36896, 37856, 40355, 46120, 47320, 59956, 64568, 74945, 80710, 92240, 94640, 104923, 119912, 129136, 149890, 161420, 184480, 189280, 194857, 209846, 239824, 258272, 299780, 322840, 389714, 419692, 479648, 524615, 599560, 645680, 779428, 839384, 974285, 1049230, 1199120, 1291360, 1363999, 1558856, 1678768, 1948570, 2098460, 2398240, 2727998, 3117712, 3357536, 3897140, 4196920, 5455996, 6235424, 6819995, 7794280, 8393840, 10911992, 13639990, 15588560, 16787680, 21823984, 27279980, 31177120, 43647968, 54559960, 109119920, 218239840]

約数ペア:

[(1, 218239840), (2, 109119920), (4, 54559960), (5, 43647968), (7, 31177120), (8, 27279980), (10, 21823984), (13, 16787680), (14, 15588560), (16, 13639990), (20, 10911992), (26, 8393840), (28, 7794280), (32, 6819995), (35, 6235424), (40, 5455996), (52, 4196920), (56, 3897140), (65, 3357536), (70, 3117712), (80, 2727998), (91, 2398240), (104, 2098460), (112, 1948570), (130, 1678768), (140, 1558856), (160, 1363999), (169, 1291360), (182, 1199120), (208, 1049230), (224, 974285), (260, 839384), (280, 779428), (338, 645680), (364, 599560), (416, 524615), (455, 479648), (520, 419692), (560, 389714), (676, 322840), (728, 299780), (845, 258272), (910, 239824), (1040, 209846), (1120, 194857), (1153, 189280), (1183, 184480), (1352, 161420), (1456, 149890), (1690, 129136), (1820, 119912), (2080, 104923), (2306, 94640), (2366, 92240), (2704, 80710), (2912, 74945), (3380, 64568), (3640, 59956), (4612, 47320), (4732, 46120), (5408, 40355), (5765, 37856), (5915, 36896), (6760, 32284), (7280, 29978), (8071, 27040), (9224, 23660), (9464, 23060), (11530, 18928), (11830, 18448), (13520, 16142), (14560, 14989)]