81537372

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2719}}^1$

素因数の和:2760

約数の個数: 108

約数和(自身を含む): 253955520

約数和(自身を除く): 172418148

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 49, 51, 63, 68, 84, 98, 102, 119, 126, 147, 153, 196, 204, 238, 252, 294, 306, 357, 441, 476, 588, 612, 714, 833, 882, 1071, 1428, 1666, 1764, 2142, 2499, 2719, 3332, 4284, 4998, 5438, 7497, 8157, 9996, 10876, 14994, 16314, 19033, 24471, 29988, 32628, 38066, 46223, 48942, 57099, 76132, 92446, 97884, 114198, 133231, 138669, 171297, 184892, 228396, 266462, 277338, 323561, 342594, 399693, 416007, 532924, 554676, 647122, 685188, 799386, 832014, 970683, 1199079, 1294244, 1598772, 1664028, 1941366, 2264927, 2398158, 2912049, 3882732, 4529854, 4796316, 5824098, 6794781, 9059708, 11648196, 13589562, 20384343, 27179124, 40768686, 81537372]

約数ペア:

[(1, 81537372), (2, 40768686), (3, 27179124), (4, 20384343), (6, 13589562), (7, 11648196), (9, 9059708), (12, 6794781), (14, 5824098), (17, 4796316), (18, 4529854), (21, 3882732), (28, 2912049), (34, 2398158), (36, 2264927), (42, 1941366), (49, 1664028), (51, 1598772), (63, 1294244), (68, 1199079), (84, 970683), (98, 832014), (102, 799386), (119, 685188), (126, 647122), (147, 554676), (153, 532924), (196, 416007), (204, 399693), (238, 342594), (252, 323561), (294, 277338), (306, 266462), (357, 228396), (441, 184892), (476, 171297), (588, 138669), (612, 133231), (714, 114198), (833, 97884), (882, 92446), (1071, 76132), (1428, 57099), (1666, 48942), (1764, 46223), (2142, 38066), (2499, 32628), (2719, 29988), (3332, 24471), (4284, 19033), (4998, 16314), (5438, 14994), (7497, 10876), (8157, 9996)]