55078920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3923}}^1$

素因数の和:3956

約数の個数: 128

約数和(自身を含む): 197769600

約数和(自身を除く): 142690680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 3923, 4680, 7020, 7846, 11769, 14040, 15692, 19615, 23538, 31384, 35307, 39230, 47076, 50999, 58845, 70614, 78460, 94152, 101998, 105921, 117690, 141228, 152997, 156920, 176535, 203996, 211842, 235380, 254995, 282456, 305994, 353070, 407992, 423684, 458991, 470760, 509990, 529605, 611988, 706140, 764985, 847368, 917982, 1019980, 1059210, 1223976, 1376973, 1412280, 1529970, 1835964, 2039960, 2118420, 2294955, 2753946, 3059940, 3671928, 4236840, 4589910, 5507892, 6119880, 6884865, 9179820, 11015784, 13769730, 18359640, 27539460, 55078920]

約数ペア:

[(1, 55078920), (2, 27539460), (3, 18359640), (4, 13769730), (5, 11015784), (6, 9179820), (8, 6884865), (9, 6119880), (10, 5507892), (12, 4589910), (13, 4236840), (15, 3671928), (18, 3059940), (20, 2753946), (24, 2294955), (26, 2118420), (27, 2039960), (30, 1835964), (36, 1529970), (39, 1412280), (40, 1376973), (45, 1223976), (52, 1059210), (54, 1019980), (60, 917982), (65, 847368), (72, 764985), (78, 706140), (90, 611988), (104, 529605), (108, 509990), (117, 470760), (120, 458991), (130, 423684), (135, 407992), (156, 353070), (180, 305994), (195, 282456), (216, 254995), (234, 235380), (260, 211842), (270, 203996), (312, 176535), (351, 156920), (360, 152997), (390, 141228), (468, 117690), (520, 105921), (540, 101998), (585, 94152), (702, 78460), (780, 70614), (936, 58845), (1080, 50999), (1170, 47076), (1404, 39230), (1560, 35307), (1755, 31384), (2340, 23538), (2808, 19615), (3510, 15692), (3923, 14040), (4680, 11769), (7020, 7846)]