252901740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{509}}^1$

素因数の和:561

約数の個数: 216

約数和(自身を含む): 893728080

約数和(自身を除く): 640826340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 169, 182, 195, 196, 210, 245, 260, 273, 294, 338, 364, 390, 420, 455, 490, 507, 509, 546, 588, 637, 676, 735, 780, 845, 910, 980, 1014, 1018, 1092, 1183, 1274, 1365, 1470, 1527, 1690, 1820, 1911, 2028, 2036, 2366, 2535, 2545, 2548, 2730, 2940, 3054, 3185, 3380, 3549, 3563, 3822, 4732, 5070, 5090, 5460, 5915, 6108, 6370, 6617, 7098, 7126, 7635, 7644, 8281, 9555, 10140, 10180, 10689, 11830, 12740, 13234, 14196, 14252, 15270, 16562, 17745, 17815, 19110, 19851, 21378, 23660, 24843, 24941, 26468, 30540, 33085, 33124, 35490, 35630, 38220, 39702, 41405, 42756, 46319, 49686, 49882, 53445, 66170, 70980, 71260, 74823, 79404, 82810, 86021, 92638, 99255, 99372, 99764, 106890, 124215, 124705, 132340, 138957, 149646, 165620, 172042, 185276, 198510, 213780, 231595, 248430, 249410, 258063, 277914, 299292, 324233, 344084, 374115, 397020, 430105, 463190, 496860, 498820, 516126, 555828, 602147, 648466, 694785, 748230, 860210, 926380, 972699, 1032252, 1204294, 1290315, 1296932, 1389570, 1496460, 1621165, 1720420, 1806441, 1945398, 2408588, 2580630, 2779140, 3010735, 3242330, 3612882, 3890796, 4215029, 4863495, 5161260, 6021470, 6484660, 7225764, 8430058, 9032205, 9726990, 12042940, 12645087, 16860116, 18064410, 19453980, 21075145, 25290174, 36128820, 42150290, 50580348, 63225435, 84300580, 126450870, 252901740]

約数ペア:

[(1, 252901740), (2, 126450870), (3, 84300580), (4, 63225435), (5, 50580348), (6, 42150290), (7, 36128820), (10, 25290174), (12, 21075145), (13, 19453980), (14, 18064410), (15, 16860116), (20, 12645087), (21, 12042940), (26, 9726990), (28, 9032205), (30, 8430058), (35, 7225764), (39, 6484660), (42, 6021470), (49, 5161260), (52, 4863495), (60, 4215029), (65, 3890796), (70, 3612882), (78, 3242330), (84, 3010735), (91, 2779140), (98, 2580630), (105, 2408588), (130, 1945398), (140, 1806441), (147, 1720420), (156, 1621165), (169, 1496460), (182, 1389570), (195, 1296932), (196, 1290315), (210, 1204294), (245, 1032252), (260, 972699), (273, 926380), (294, 860210), (338, 748230), (364, 694785), (390, 648466), (420, 602147), (455, 555828), (490, 516126), (507, 498820), (509, 496860), (546, 463190), (588, 430105), (637, 397020), (676, 374115), (735, 344084), (780, 324233), (845, 299292), (910, 277914), (980, 258063), (1014, 249410), (1018, 248430), (1092, 231595), (1183, 213780), (1274, 198510), (1365, 185276), (1470, 172042), (1527, 165620), (1690, 149646), (1820, 138957), (1911, 132340), (2028, 124705), (2036, 124215), (2366, 106890), (2535, 99764), (2545, 99372), (2548, 99255), (2730, 92638), (2940, 86021), (3054, 82810), (3185, 79404), (3380, 74823), (3549, 71260), (3563, 70980), (3822, 66170), (4732, 53445), (5070, 49882), (5090, 49686), (5460, 46319), (5915, 42756), (6108, 41405), (6370, 39702), (6617, 38220), (7098, 35630), (7126, 35490), (7635, 33124), (7644, 33085), (8281, 30540), (9555, 26468), (10140, 24941), (10180, 24843), (10689, 23660), (11830, 21378), (12740, 19851), (13234, 19110), (14196, 17815), (14252, 17745), (15270, 16562)]