30888400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:149

約数の個数: 120

約数和(自身を含む): 79709184

約数和(自身を除く): 48820784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 47, 50, 53, 62, 80, 94, 100, 106, 124, 155, 188, 200, 212, 235, 248, 265, 310, 376, 400, 424, 470, 496, 530, 620, 752, 775, 848, 940, 1060, 1175, 1240, 1325, 1457, 1550, 1643, 1880, 2120, 2350, 2480, 2491, 2650, 2914, 3100, 3286, 3760, 4240, 4700, 4982, 5300, 5828, 6200, 6572, 7285, 8215, 9400, 9964, 10600, 11656, 12400, 12455, 13144, 14570, 16430, 18800, 19928, 21200, 23312, 24910, 26288, 29140, 32860, 36425, 39856, 41075, 49820, 58280, 62275, 65720, 72850, 77221, 82150, 99640, 116560, 124550, 131440, 145700, 154442, 164300, 199280, 249100, 291400, 308884, 328600, 386105, 498200, 582800, 617768, 657200, 772210, 996400, 1235536, 1544420, 1930525, 3088840, 3861050, 6177680, 7722100, 15444200, 30888400]

約数ペア:

[(1, 30888400), (2, 15444200), (4, 7722100), (5, 6177680), (8, 3861050), (10, 3088840), (16, 1930525), (20, 1544420), (25, 1235536), (31, 996400), (40, 772210), (47, 657200), (50, 617768), (53, 582800), (62, 498200), (80, 386105), (94, 328600), (100, 308884), (106, 291400), (124, 249100), (155, 199280), (188, 164300), (200, 154442), (212, 145700), (235, 131440), (248, 124550), (265, 116560), (310, 99640), (376, 82150), (400, 77221), (424, 72850), (470, 65720), (496, 62275), (530, 58280), (620, 49820), (752, 41075), (775, 39856), (848, 36425), (940, 32860), (1060, 29140), (1175, 26288), (1240, 24910), (1325, 23312), (1457, 21200), (1550, 19928), (1643, 18800), (1880, 16430), (2120, 14570), (2350, 13144), (2480, 12455), (2491, 12400), (2650, 11656), (2914, 10600), (3100, 9964), (3286, 9400), (3760, 8215), (4240, 7285), (4700, 6572), (4982, 6200), (5300, 5828)]