254140920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2213}}^1$

素因数の和:2270

約数の個数: 192

約数和(自身を含む): 932536800

約数和(自身を除く): 678395880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 29, 30, 33, 36, 40, 44, 45, 55, 58, 60, 66, 72, 87, 88, 90, 99, 110, 116, 120, 132, 145, 165, 174, 180, 198, 220, 232, 261, 264, 290, 319, 330, 348, 360, 396, 435, 440, 495, 522, 580, 638, 660, 696, 792, 870, 957, 990, 1044, 1160, 1276, 1305, 1320, 1595, 1740, 1914, 1980, 2088, 2213, 2552, 2610, 2871, 3190, 3480, 3828, 3960, 4426, 4785, 5220, 5742, 6380, 6639, 7656, 8852, 9570, 10440, 11065, 11484, 12760, 13278, 14355, 17704, 19140, 19917, 22130, 22968, 24343, 26556, 28710, 33195, 38280, 39834, 44260, 48686, 53112, 57420, 64177, 66390, 73029, 79668, 88520, 97372, 99585, 114840, 121715, 128354, 132780, 146058, 159336, 192531, 194744, 199170, 219087, 243430, 256708, 265560, 292116, 320885, 365145, 385062, 398340, 438174, 486860, 513416, 577593, 584232, 641770, 705947, 730290, 770124, 796680, 876348, 962655, 973720, 1095435, 1155186, 1283540, 1411894, 1460580, 1540248, 1752696, 1925310, 2117841, 2190870, 2310372, 2567080, 2823788, 2887965, 2921160, 3529735, 3850620, 4235682, 4381740, 4620744, 5647576, 5775930, 6353523, 7059470, 7701240, 8471364, 8763480, 10589205, 11551860, 12707046, 14118940, 16942728, 21178410, 23103720, 25414092, 28237880, 31767615, 42356820, 50828184, 63535230, 84713640, 127070460, 254140920]

約数ペア:

[(1, 254140920), (2, 127070460), (3, 84713640), (4, 63535230), (5, 50828184), (6, 42356820), (8, 31767615), (9, 28237880), (10, 25414092), (11, 23103720), (12, 21178410), (15, 16942728), (18, 14118940), (20, 12707046), (22, 11551860), (24, 10589205), (29, 8763480), (30, 8471364), (33, 7701240), (36, 7059470), (40, 6353523), (44, 5775930), (45, 5647576), (55, 4620744), (58, 4381740), (60, 4235682), (66, 3850620), (72, 3529735), (87, 2921160), (88, 2887965), (90, 2823788), (99, 2567080), (110, 2310372), (116, 2190870), (120, 2117841), (132, 1925310), (145, 1752696), (165, 1540248), (174, 1460580), (180, 1411894), (198, 1283540), (220, 1155186), (232, 1095435), (261, 973720), (264, 962655), (290, 876348), (319, 796680), (330, 770124), (348, 730290), (360, 705947), (396, 641770), (435, 584232), (440, 577593), (495, 513416), (522, 486860), (580, 438174), (638, 398340), (660, 385062), (696, 365145), (792, 320885), (870, 292116), (957, 265560), (990, 256708), (1044, 243430), (1160, 219087), (1276, 199170), (1305, 194744), (1320, 192531), (1595, 159336), (1740, 146058), (1914, 132780), (1980, 128354), (2088, 121715), (2213, 114840), (2552, 99585), (2610, 97372), (2871, 88520), (3190, 79668), (3480, 73029), (3828, 66390), (3960, 64177), (4426, 57420), (4785, 53112), (5220, 48686), (5742, 44260), (6380, 39834), (6639, 38280), (7656, 33195), (8852, 28710), (9570, 26556), (10440, 24343), (11065, 22968), (11484, 22130), (12760, 19917), (13278, 19140), (14355, 17704)]