84631820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^2\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 144

約数和(自身を含む): 227505600

約数和(自身を除く): 142873780

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 73, 91, 98, 130, 140, 146, 169, 182, 196, 245, 260, 292, 338, 343, 364, 365, 455, 490, 511, 637, 676, 686, 730, 845, 910, 949, 980, 1022, 1183, 1274, 1372, 1460, 1690, 1715, 1820, 1898, 2044, 2366, 2548, 2555, 3185, 3380, 3430, 3577, 3796, 4459, 4732, 4745, 5110, 5915, 6370, 6643, 6860, 7154, 8281, 8918, 9490, 10220, 11830, 12337, 12740, 13286, 14308, 16562, 17836, 17885, 18980, 22295, 23660, 24674, 25039, 26572, 33124, 33215, 35770, 41405, 44590, 46501, 49348, 50078, 57967, 61685, 66430, 71540, 82810, 86359, 89180, 93002, 100156, 115934, 123370, 125195, 132860, 165620, 172718, 186004, 231868, 232505, 246740, 250390, 289835, 325507, 345436, 431795, 465010, 500780, 579670, 604513, 651014, 863590, 930020, 1159340, 1209026, 1302028, 1627535, 1727180, 2418052, 3022565, 3255070, 4231591, 6045130, 6510140, 8463182, 12090260, 16926364, 21157955, 42315910, 84631820]

約数ペア:

[(1, 84631820), (2, 42315910), (4, 21157955), (5, 16926364), (7, 12090260), (10, 8463182), (13, 6510140), (14, 6045130), (20, 4231591), (26, 3255070), (28, 3022565), (35, 2418052), (49, 1727180), (52, 1627535), (65, 1302028), (70, 1209026), (73, 1159340), (91, 930020), (98, 863590), (130, 651014), (140, 604513), (146, 579670), (169, 500780), (182, 465010), (196, 431795), (245, 345436), (260, 325507), (292, 289835), (338, 250390), (343, 246740), (364, 232505), (365, 231868), (455, 186004), (490, 172718), (511, 165620), (637, 132860), (676, 125195), (686, 123370), (730, 115934), (845, 100156), (910, 93002), (949, 89180), (980, 86359), (1022, 82810), (1183, 71540), (1274, 66430), (1372, 61685), (1460, 57967), (1690, 50078), (1715, 49348), (1820, 46501), (1898, 44590), (2044, 41405), (2366, 35770), (2548, 33215), (2555, 33124), (3185, 26572), (3380, 25039), (3430, 24674), (3577, 23660), (3796, 22295), (4459, 18980), (4732, 17885), (4745, 17836), (5110, 16562), (5915, 14308), (6370, 13286), (6643, 12740), (6860, 12337), (7154, 11830), (8281, 10220), (8918, 9490)]