216342800

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:361

約数の個数: 120

約数和(自身を含む): 546155520

約数和(自身を除く): 329812720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 73, 80, 100, 124, 146, 155, 200, 239, 248, 292, 310, 365, 400, 478, 496, 584, 620, 730, 775, 956, 1168, 1195, 1240, 1460, 1550, 1825, 1912, 2263, 2390, 2480, 2920, 3100, 3650, 3824, 4526, 4780, 5840, 5975, 6200, 7300, 7409, 9052, 9560, 11315, 11950, 12400, 14600, 14818, 17447, 18104, 19120, 22630, 23900, 29200, 29636, 34894, 36208, 37045, 45260, 47800, 56575, 59272, 69788, 74090, 87235, 90520, 95600, 113150, 118544, 139576, 148180, 174470, 181040, 185225, 226300, 279152, 296360, 348940, 370450, 436175, 452600, 540857, 592720, 697880, 740900, 872350, 905200, 1081714, 1395760, 1481800, 1744700, 2163428, 2704285, 2963600, 3489400, 4326856, 5408570, 6978800, 8653712, 10817140, 13521425, 21634280, 27042850, 43268560, 54085700, 108171400, 216342800]

約数ペア:

[(1, 216342800), (2, 108171400), (4, 54085700), (5, 43268560), (8, 27042850), (10, 21634280), (16, 13521425), (20, 10817140), (25, 8653712), (31, 6978800), (40, 5408570), (50, 4326856), (62, 3489400), (73, 2963600), (80, 2704285), (100, 2163428), (124, 1744700), (146, 1481800), (155, 1395760), (200, 1081714), (239, 905200), (248, 872350), (292, 740900), (310, 697880), (365, 592720), (400, 540857), (478, 452600), (496, 436175), (584, 370450), (620, 348940), (730, 296360), (775, 279152), (956, 226300), (1168, 185225), (1195, 181040), (1240, 174470), (1460, 148180), (1550, 139576), (1825, 118544), (1912, 113150), (2263, 95600), (2390, 90520), (2480, 87235), (2920, 74090), (3100, 69788), (3650, 59272), (3824, 56575), (4526, 47800), (4780, 45260), (5840, 37045), (5975, 36208), (6200, 34894), (7300, 29636), (7409, 29200), (9052, 23900), (9560, 22630), (11315, 19120), (11950, 18104), (12400, 17447), (14600, 14818)]