257707032

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{619}}^1$

素因数の和:741

約数の個数: 128

約数和(自身を含む): 749952000

約数和(自身を除く): 492244968

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 44, 57, 66, 76, 83, 88, 114, 132, 152, 166, 209, 228, 249, 264, 332, 418, 456, 498, 619, 627, 664, 836, 913, 996, 1238, 1254, 1577, 1672, 1826, 1857, 1992, 2476, 2508, 2739, 3154, 3652, 3714, 4731, 4952, 5016, 5478, 6308, 6809, 7304, 7428, 9462, 10956, 11761, 12616, 13618, 14856, 17347, 18924, 20427, 21912, 23522, 27236, 34694, 35283, 37848, 40854, 47044, 51377, 52041, 54472, 69388, 70566, 81708, 94088, 102754, 104082, 129371, 138776, 141132, 154131, 163416, 205508, 208164, 258742, 282264, 308262, 388113, 411016, 416328, 517484, 565147, 616524, 776226, 976163, 1034968, 1130294, 1233048, 1552452, 1695441, 1952326, 2260588, 2928489, 3104904, 3390882, 3904652, 4521176, 5856978, 6781764, 7809304, 10737793, 11713956, 13563528, 21475586, 23427912, 32213379, 42951172, 64426758, 85902344, 128853516, 257707032]

約数ペア:

[(1, 257707032), (2, 128853516), (3, 85902344), (4, 64426758), (6, 42951172), (8, 32213379), (11, 23427912), (12, 21475586), (19, 13563528), (22, 11713956), (24, 10737793), (33, 7809304), (38, 6781764), (44, 5856978), (57, 4521176), (66, 3904652), (76, 3390882), (83, 3104904), (88, 2928489), (114, 2260588), (132, 1952326), (152, 1695441), (166, 1552452), (209, 1233048), (228, 1130294), (249, 1034968), (264, 976163), (332, 776226), (418, 616524), (456, 565147), (498, 517484), (619, 416328), (627, 411016), (664, 388113), (836, 308262), (913, 282264), (996, 258742), (1238, 208164), (1254, 205508), (1577, 163416), (1672, 154131), (1826, 141132), (1857, 138776), (1992, 129371), (2476, 104082), (2508, 102754), (2739, 94088), (3154, 81708), (3652, 70566), (3714, 69388), (4731, 54472), (4952, 52041), (5016, 51377), (5478, 47044), (6308, 40854), (6809, 37848), (7304, 35283), (7428, 34694), (9462, 27236), (10956, 23522), (11761, 21912), (12616, 20427), (13618, 18924), (14856, 17347)]