15983760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:185

約数の個数: 160

約数和(自身を含む): 54996480

約数和(自身を除く): 39012720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 47, 48, 52, 60, 65, 78, 80, 94, 104, 109, 120, 130, 141, 156, 188, 195, 208, 218, 235, 240, 260, 282, 312, 327, 376, 390, 436, 470, 520, 545, 564, 611, 624, 654, 705, 752, 780, 872, 940, 1040, 1090, 1128, 1222, 1308, 1410, 1417, 1560, 1635, 1744, 1833, 1880, 2180, 2256, 2444, 2616, 2820, 2834, 3055, 3120, 3270, 3666, 3760, 4251, 4360, 4888, 5123, 5232, 5640, 5668, 6110, 6540, 7085, 7332, 8502, 8720, 9165, 9776, 10246, 11280, 11336, 12220, 13080, 14170, 14664, 15369, 17004, 18330, 20492, 21255, 22672, 24440, 25615, 26160, 28340, 29328, 30738, 34008, 36660, 40984, 42510, 48880, 51230, 56680, 61476, 66599, 68016, 73320, 76845, 81968, 85020, 102460, 113360, 122952, 133198, 146640, 153690, 170040, 199797, 204920, 245904, 266396, 307380, 332995, 340080, 399594, 409840, 532792, 614760, 665990, 799188, 998985, 1065584, 1229520, 1331980, 1598376, 1997970, 2663960, 3196752, 3995940, 5327920, 7991880, 15983760]

約数ペア:

[(1, 15983760), (2, 7991880), (3, 5327920), (4, 3995940), (5, 3196752), (6, 2663960), (8, 1997970), (10, 1598376), (12, 1331980), (13, 1229520), (15, 1065584), (16, 998985), (20, 799188), (24, 665990), (26, 614760), (30, 532792), (39, 409840), (40, 399594), (47, 340080), (48, 332995), (52, 307380), (60, 266396), (65, 245904), (78, 204920), (80, 199797), (94, 170040), (104, 153690), (109, 146640), (120, 133198), (130, 122952), (141, 113360), (156, 102460), (188, 85020), (195, 81968), (208, 76845), (218, 73320), (235, 68016), (240, 66599), (260, 61476), (282, 56680), (312, 51230), (327, 48880), (376, 42510), (390, 40984), (436, 36660), (470, 34008), (520, 30738), (545, 29328), (564, 28340), (611, 26160), (624, 25615), (654, 24440), (705, 22672), (752, 21255), (780, 20492), (872, 18330), (940, 17004), (1040, 15369), (1090, 14664), (1128, 14170), (1222, 13080), (1308, 12220), (1410, 11336), (1417, 11280), (1560, 10246), (1635, 9776), (1744, 9165), (1833, 8720), (1880, 8502), (2180, 7332), (2256, 7085), (2444, 6540), (2616, 6110), (2820, 5668), (2834, 5640), (3055, 5232), (3120, 5123), (3270, 4888), (3666, 4360), (3760, 4251)]