221975280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{10631}}^1$

素因数の和:10679

約数の個数: 120

約数和(自身を含む): 771245280

約数和(自身を除く): 549270000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 870, 1044, 1160, 1305, 1392, 1740, 2088, 2320, 2610, 3480, 4176, 5220, 6960, 10440, 10631, 20880, 21262, 31893, 42524, 53155, 63786, 85048, 95679, 106310, 127572, 159465, 170096, 191358, 212620, 255144, 308299, 318930, 382716, 425240, 478395, 510288, 616598, 637860, 765432, 850480, 924897, 956790, 1233196, 1275720, 1530864, 1541495, 1849794, 1913580, 2466392, 2551440, 2774691, 3082990, 3699588, 3827160, 4624485, 4932784, 5549382, 6165980, 7399176, 7654320, 9248970, 11098764, 12331960, 13873455, 14798352, 18497940, 22197528, 24663920, 27746910, 36995880, 44395056, 55493820, 73991760, 110987640, 221975280]

約数ペア:

[(1, 221975280), (2, 110987640), (3, 73991760), (4, 55493820), (5, 44395056), (6, 36995880), (8, 27746910), (9, 24663920), (10, 22197528), (12, 18497940), (15, 14798352), (16, 13873455), (18, 12331960), (20, 11098764), (24, 9248970), (29, 7654320), (30, 7399176), (36, 6165980), (40, 5549382), (45, 4932784), (48, 4624485), (58, 3827160), (60, 3699588), (72, 3082990), (80, 2774691), (87, 2551440), (90, 2466392), (116, 1913580), (120, 1849794), (144, 1541495), (145, 1530864), (174, 1275720), (180, 1233196), (232, 956790), (240, 924897), (261, 850480), (290, 765432), (348, 637860), (360, 616598), (435, 510288), (464, 478395), (522, 425240), (580, 382716), (696, 318930), (720, 308299), (870, 255144), (1044, 212620), (1160, 191358), (1305, 170096), (1392, 159465), (1740, 127572), (2088, 106310), (2320, 95679), (2610, 85048), (3480, 63786), (4176, 53155), (5220, 42524), (6960, 31893), (10440, 21262), (10631, 20880)]