39495040

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 104872320

約数和(自身を除く): 65377280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 80, 94, 101, 104, 128, 130, 160, 188, 202, 208, 235, 260, 320, 376, 404, 416, 470, 505, 520, 611, 640, 752, 808, 832, 940, 1010, 1040, 1222, 1313, 1504, 1616, 1664, 1880, 2020, 2080, 2444, 2626, 3008, 3055, 3232, 3760, 4040, 4160, 4747, 4888, 5252, 6016, 6110, 6464, 6565, 7520, 8080, 8320, 9494, 9776, 10504, 12220, 12928, 13130, 15040, 16160, 18988, 19552, 21008, 23735, 24440, 26260, 30080, 32320, 37976, 39104, 42016, 47470, 48880, 52520, 61711, 64640, 75952, 78208, 84032, 94940, 97760, 105040, 123422, 151904, 168064, 189880, 195520, 210080, 246844, 303808, 308555, 379760, 391040, 420160, 493688, 607616, 617110, 759520, 840320, 987376, 1234220, 1519040, 1974752, 2468440, 3038080, 3949504, 4936880, 7899008, 9873760, 19747520, 39495040]

約数ペア:

[(1, 39495040), (2, 19747520), (4, 9873760), (5, 7899008), (8, 4936880), (10, 3949504), (13, 3038080), (16, 2468440), (20, 1974752), (26, 1519040), (32, 1234220), (40, 987376), (47, 840320), (52, 759520), (64, 617110), (65, 607616), (80, 493688), (94, 420160), (101, 391040), (104, 379760), (128, 308555), (130, 303808), (160, 246844), (188, 210080), (202, 195520), (208, 189880), (235, 168064), (260, 151904), (320, 123422), (376, 105040), (404, 97760), (416, 94940), (470, 84032), (505, 78208), (520, 75952), (611, 64640), (640, 61711), (752, 52520), (808, 48880), (832, 47470), (940, 42016), (1010, 39104), (1040, 37976), (1222, 32320), (1313, 30080), (1504, 26260), (1616, 24440), (1664, 23735), (1880, 21008), (2020, 19552), (2080, 18988), (2444, 16160), (2626, 15040), (3008, 13130), (3055, 12928), (3232, 12220), (3760, 10504), (4040, 9776), (4160, 9494), (4747, 8320), (4888, 8080), (5252, 7520), (6016, 6565), (6110, 6464)]