1642501760

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{463}}^1$

素因数の和:746

約数の個数: 128

約数和(自身を含む): 4123215360

約数和(自身を除く): 2480713600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 241, 320, 368, 460, 463, 482, 640, 736, 920, 926, 964, 1205, 1472, 1840, 1852, 1928, 2315, 2410, 2944, 3680, 3704, 3856, 4630, 4820, 5543, 7360, 7408, 7712, 9260, 9640, 10649, 11086, 14720, 14816, 15424, 18520, 19280, 21298, 22172, 27715, 29632, 30848, 37040, 38560, 42596, 44344, 53245, 55430, 59264, 74080, 77120, 85192, 88688, 106490, 110860, 111583, 148160, 154240, 170384, 177376, 212980, 221720, 223166, 296320, 340768, 354752, 425960, 443440, 446332, 557915, 681536, 709504, 851920, 886880, 892664, 1115830, 1363072, 1703840, 1773760, 1785328, 2231660, 2566409, 3407680, 3547520, 3570656, 4463320, 5132818, 6815360, 7141312, 8926640, 10265636, 12832045, 14282624, 17853280, 20531272, 25664090, 35706560, 41062544, 51328180, 71413120, 82125088, 102656360, 164250176, 205312720, 328500352, 410625440, 821250880, 1642501760]

約数ペア:

[(1, 1642501760), (2, 821250880), (4, 410625440), (5, 328500352), (8, 205312720), (10, 164250176), (16, 102656360), (20, 82125088), (23, 71413120), (32, 51328180), (40, 41062544), (46, 35706560), (64, 25664090), (80, 20531272), (92, 17853280), (115, 14282624), (128, 12832045), (160, 10265636), (184, 8926640), (230, 7141312), (241, 6815360), (320, 5132818), (368, 4463320), (460, 3570656), (463, 3547520), (482, 3407680), (640, 2566409), (736, 2231660), (920, 1785328), (926, 1773760), (964, 1703840), (1205, 1363072), (1472, 1115830), (1840, 892664), (1852, 886880), (1928, 851920), (2315, 709504), (2410, 681536), (2944, 557915), (3680, 446332), (3704, 443440), (3856, 425960), (4630, 354752), (4820, 340768), (5543, 296320), (7360, 223166), (7408, 221720), (7712, 212980), (9260, 177376), (9640, 170384), (10649, 154240), (11086, 148160), (14720, 111583), (14816, 110860), (15424, 106490), (18520, 88688), (19280, 85192), (21298, 77120), (22172, 74080), (27715, 59264), (29632, 55430), (30848, 53245), (37040, 44344), (38560, 42596)]