747969840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{3319}}^1$

素因数の和:3651

約数の個数: 120

約数和(自身を含む): 2520716640

約数和(自身を除く): 1772746800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 313, 360, 626, 720, 939, 1252, 1565, 1878, 2504, 2817, 3130, 3319, 3756, 4695, 5008, 5634, 6260, 6638, 7512, 9390, 9957, 11268, 12520, 13276, 14085, 15024, 16595, 18780, 19914, 22536, 25040, 26552, 28170, 29871, 33190, 37560, 39828, 45072, 49785, 53104, 56340, 59742, 66380, 75120, 79656, 99570, 112680, 119484, 132760, 149355, 159312, 199140, 225360, 238968, 265520, 298710, 398280, 477936, 597420, 796560, 1038847, 1194840, 2077694, 2389680, 3116541, 4155388, 5194235, 6233082, 8310776, 9349623, 10388470, 12466164, 15582705, 16621552, 18699246, 20776940, 24932328, 31165410, 37398492, 41553880, 46748115, 49864656, 62330820, 74796984, 83107760, 93496230, 124661640, 149593968, 186992460, 249323280, 373984920, 747969840]

約数ペア:

[(1, 747969840), (2, 373984920), (3, 249323280), (4, 186992460), (5, 149593968), (6, 124661640), (8, 93496230), (9, 83107760), (10, 74796984), (12, 62330820), (15, 49864656), (16, 46748115), (18, 41553880), (20, 37398492), (24, 31165410), (30, 24932328), (36, 20776940), (40, 18699246), (45, 16621552), (48, 15582705), (60, 12466164), (72, 10388470), (80, 9349623), (90, 8310776), (120, 6233082), (144, 5194235), (180, 4155388), (240, 3116541), (313, 2389680), (360, 2077694), (626, 1194840), (720, 1038847), (939, 796560), (1252, 597420), (1565, 477936), (1878, 398280), (2504, 298710), (2817, 265520), (3130, 238968), (3319, 225360), (3756, 199140), (4695, 159312), (5008, 149355), (5634, 132760), (6260, 119484), (6638, 112680), (7512, 99570), (9390, 79656), (9957, 75120), (11268, 66380), (12520, 59742), (13276, 56340), (14085, 53104), (15024, 49785), (16595, 45072), (18780, 39828), (19914, 37560), (22536, 33190), (25040, 29871), (26552, 28170)]