15789896820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{37123}}^1$

素因数の和:37294

約数の個数: 144

約数和(自身を含む): 51079654080

約数和(自身を除く): 35289757260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 139, 153, 170, 180, 204, 255, 278, 306, 340, 417, 510, 556, 612, 695, 765, 834, 1020, 1251, 1390, 1530, 1668, 2085, 2363, 2502, 2780, 3060, 4170, 4726, 5004, 6255, 7089, 8340, 9452, 11815, 12510, 14178, 21267, 23630, 25020, 28356, 35445, 37123, 42534, 47260, 70890, 74246, 85068, 106335, 111369, 141780, 148492, 185615, 212670, 222738, 334107, 371230, 425340, 445476, 556845, 631091, 668214, 742460, 1113690, 1262182, 1336428, 1670535, 1893273, 2227380, 2524364, 3155455, 3341070, 3786546, 5160097, 5679819, 6310910, 6682140, 7573092, 9466365, 10320194, 11359638, 12621820, 15480291, 18932730, 20640388, 22719276, 25800485, 28399095, 30960582, 37865460, 46440873, 51600970, 56798190, 61921164, 77401455, 87721649, 92881746, 103201940, 113596380, 154802910, 175443298, 185763492, 232204365, 263164947, 309605820, 350886596, 438608245, 464408730, 526329894, 789494841, 877216490, 928817460, 1052659788, 1315824735, 1578989682, 1754432980, 2631649470, 3157979364, 3947474205, 5263298940, 7894948410, 15789896820]

約数ペア:

[(1, 15789896820), (2, 7894948410), (3, 5263298940), (4, 3947474205), (5, 3157979364), (6, 2631649470), (9, 1754432980), (10, 1578989682), (12, 1315824735), (15, 1052659788), (17, 928817460), (18, 877216490), (20, 789494841), (30, 526329894), (34, 464408730), (36, 438608245), (45, 350886596), (51, 309605820), (60, 263164947), (68, 232204365), (85, 185763492), (90, 175443298), (102, 154802910), (139, 113596380), (153, 103201940), (170, 92881746), (180, 87721649), (204, 77401455), (255, 61921164), (278, 56798190), (306, 51600970), (340, 46440873), (417, 37865460), (510, 30960582), (556, 28399095), (612, 25800485), (695, 22719276), (765, 20640388), (834, 18932730), (1020, 15480291), (1251, 12621820), (1390, 11359638), (1530, 10320194), (1668, 9466365), (2085, 7573092), (2363, 6682140), (2502, 6310910), (2780, 5679819), (3060, 5160097), (4170, 3786546), (4726, 3341070), (5004, 3155455), (6255, 2524364), (7089, 2227380), (8340, 1893273), (9452, 1670535), (11815, 1336428), (12510, 1262182), (14178, 1113690), (21267, 742460), (23630, 668214), (25020, 631091), (28356, 556845), (35445, 445476), (37123, 425340), (42534, 371230), (47260, 334107), (70890, 222738), (74246, 212670), (85068, 185615), (106335, 148492), (111369, 141780)]