77818400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:307

約数の個数: 144

約数和(自身を含む): 213736320

約数和(自身を除く): 135917920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 37, 40, 44, 50, 55, 74, 80, 88, 100, 110, 148, 160, 176, 185, 200, 220, 239, 275, 296, 352, 370, 400, 407, 440, 478, 550, 592, 740, 800, 814, 880, 925, 956, 1100, 1184, 1195, 1480, 1628, 1760, 1850, 1912, 2035, 2200, 2390, 2629, 2960, 3256, 3700, 3824, 4070, 4400, 4780, 5258, 5920, 5975, 6512, 7400, 7648, 8140, 8800, 8843, 9560, 10175, 10516, 11950, 13024, 13145, 14800, 16280, 17686, 19120, 20350, 21032, 23900, 26290, 29600, 32560, 35372, 38240, 40700, 42064, 44215, 47800, 52580, 65120, 65725, 70744, 81400, 84128, 88430, 95600, 97273, 105160, 131450, 141488, 162800, 176860, 191200, 194546, 210320, 221075, 262900, 282976, 325600, 353720, 389092, 420640, 442150, 486365, 525800, 707440, 778184, 884300, 972730, 1051600, 1414880, 1556368, 1768600, 1945460, 2103200, 2431825, 3112736, 3537200, 3890920, 4863650, 7074400, 7781840, 9727300, 15563680, 19454600, 38909200, 77818400]

約数ペア:

[(1, 77818400), (2, 38909200), (4, 19454600), (5, 15563680), (8, 9727300), (10, 7781840), (11, 7074400), (16, 4863650), (20, 3890920), (22, 3537200), (25, 3112736), (32, 2431825), (37, 2103200), (40, 1945460), (44, 1768600), (50, 1556368), (55, 1414880), (74, 1051600), (80, 972730), (88, 884300), (100, 778184), (110, 707440), (148, 525800), (160, 486365), (176, 442150), (185, 420640), (200, 389092), (220, 353720), (239, 325600), (275, 282976), (296, 262900), (352, 221075), (370, 210320), (400, 194546), (407, 191200), (440, 176860), (478, 162800), (550, 141488), (592, 131450), (740, 105160), (800, 97273), (814, 95600), (880, 88430), (925, 84128), (956, 81400), (1100, 70744), (1184, 65725), (1195, 65120), (1480, 52580), (1628, 47800), (1760, 44215), (1850, 42064), (1912, 40700), (2035, 38240), (2200, 35372), (2390, 32560), (2629, 29600), (2960, 26290), (3256, 23900), (3700, 21032), (3824, 20350), (4070, 19120), (4400, 17686), (4780, 16280), (5258, 14800), (5920, 13145), (5975, 13024), (6512, 11950), (7400, 10516), (7648, 10175), (8140, 9560), (8800, 8843)]