228678120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19249}}^1$

素因数の和:19280

約数の個数: 128

約数和(自身を含む): 831600000

約数和(自身を除く): 602921880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1980, 2376, 2970, 3960, 5940, 11880, 19249, 38498, 57747, 76996, 96245, 115494, 153992, 173241, 192490, 211739, 230988, 288735, 346482, 384980, 423478, 461976, 519723, 577470, 635217, 692964, 769960, 846956, 866205, 1039446, 1058695, 1154940, 1270434, 1385928, 1693912, 1732410, 1905651, 2078892, 2117390, 2309880, 2540868, 2598615, 3176085, 3464820, 3811302, 4157784, 4234780, 5081736, 5197230, 5716953, 6352170, 6929640, 7622604, 8469560, 9528255, 10394460, 11433906, 12704340, 15245208, 19056510, 20788920, 22867812, 25408680, 28584765, 38113020, 45735624, 57169530, 76226040, 114339060, 228678120]

約数ペア:

[(1, 228678120), (2, 114339060), (3, 76226040), (4, 57169530), (5, 45735624), (6, 38113020), (8, 28584765), (9, 25408680), (10, 22867812), (11, 20788920), (12, 19056510), (15, 15245208), (18, 12704340), (20, 11433906), (22, 10394460), (24, 9528255), (27, 8469560), (30, 7622604), (33, 6929640), (36, 6352170), (40, 5716953), (44, 5197230), (45, 5081736), (54, 4234780), (55, 4157784), (60, 3811302), (66, 3464820), (72, 3176085), (88, 2598615), (90, 2540868), (99, 2309880), (108, 2117390), (110, 2078892), (120, 1905651), (132, 1732410), (135, 1693912), (165, 1385928), (180, 1270434), (198, 1154940), (216, 1058695), (220, 1039446), (264, 866205), (270, 846956), (297, 769960), (330, 692964), (360, 635217), (396, 577470), (440, 519723), (495, 461976), (540, 423478), (594, 384980), (660, 346482), (792, 288735), (990, 230988), (1080, 211739), (1188, 192490), (1320, 173241), (1485, 153992), (1980, 115494), (2376, 96245), (2970, 76996), (3960, 57747), (5940, 38498), (11880, 19249)]