1720421280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{1949}}^1$

素因数の和:2583

約数の個数: 144

約数和(自身を含む): 5883532200

約数和(自身を除く): 4163110920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 613, 720, 1226, 1440, 1839, 1949, 2452, 3065, 3678, 3898, 4904, 5517, 5847, 6130, 7356, 7796, 9195, 9745, 9808, 11034, 11694, 12260, 14712, 15592, 17541, 18390, 19490, 19616, 22068, 23388, 24520, 27585, 29235, 29424, 31184, 35082, 36780, 38980, 44136, 46776, 49040, 55170, 58470, 58848, 62368, 70164, 73560, 77960, 87705, 88272, 93552, 98080, 110340, 116940, 140328, 147120, 155920, 175410, 176544, 187104, 220680, 233880, 280656, 294240, 311840, 350820, 441360, 467760, 561312, 701640, 882720, 935520, 1194737, 1403280, 2389474, 2806560, 3584211, 4778948, 5973685, 7168422, 9557896, 10752633, 11947370, 14336844, 17921055, 19115792, 21505266, 23894740, 28673688, 35842110, 38231584, 43010532, 47789480, 53763165, 57347376, 71684220, 86021064, 95578960, 107526330, 114694752, 143368440, 172042128, 191157920, 215052660, 286736880, 344084256, 430105320, 573473760, 860210640, 1720421280]

約数ペア:

[(1, 1720421280), (2, 860210640), (3, 573473760), (4, 430105320), (5, 344084256), (6, 286736880), (8, 215052660), (9, 191157920), (10, 172042128), (12, 143368440), (15, 114694752), (16, 107526330), (18, 95578960), (20, 86021064), (24, 71684220), (30, 57347376), (32, 53763165), (36, 47789480), (40, 43010532), (45, 38231584), (48, 35842110), (60, 28673688), (72, 23894740), (80, 21505266), (90, 19115792), (96, 17921055), (120, 14336844), (144, 11947370), (160, 10752633), (180, 9557896), (240, 7168422), (288, 5973685), (360, 4778948), (480, 3584211), (613, 2806560), (720, 2389474), (1226, 1403280), (1440, 1194737), (1839, 935520), (1949, 882720), (2452, 701640), (3065, 561312), (3678, 467760), (3898, 441360), (4904, 350820), (5517, 311840), (5847, 294240), (6130, 280656), (7356, 233880), (7796, 220680), (9195, 187104), (9745, 176544), (9808, 175410), (11034, 155920), (11694, 147120), (12260, 140328), (14712, 116940), (15592, 110340), (17541, 98080), (18390, 93552), (19490, 88272), (19616, 87705), (22068, 77960), (23388, 73560), (24520, 70164), (27585, 62368), (29235, 58848), (29424, 58470), (31184, 55170), (35082, 49040), (36780, 46776), (38980, 44136)]