90018978

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:157

約数の個数: 128

約数和(自身を含む): 232243200

約数和(自身を除く): 142224222

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 31, 34, 42, 49, 51, 62, 83, 93, 98, 102, 119, 147, 166, 186, 217, 238, 249, 294, 343, 357, 434, 498, 527, 581, 651, 686, 714, 833, 1029, 1054, 1162, 1302, 1411, 1519, 1581, 1666, 1743, 2058, 2499, 2573, 2822, 3038, 3162, 3486, 3689, 4067, 4233, 4557, 4998, 5146, 5831, 7378, 7719, 8134, 8466, 9114, 9877, 10633, 11067, 11662, 12201, 15438, 17493, 18011, 19754, 21266, 22134, 24402, 25823, 28469, 29631, 31899, 34986, 36022, 43741, 51646, 54033, 56938, 59262, 63798, 69139, 77469, 85407, 87482, 108066, 126077, 131223, 138278, 154938, 170814, 180761, 207417, 252154, 262446, 306187, 361522, 378231, 414834, 483973, 542283, 612374, 756462, 882539, 918561, 967946, 1084566, 1451919, 1765078, 1837122, 2143309, 2647617, 2903838, 4286618, 5295234, 6429927, 12859854, 15003163, 30006326, 45009489, 90018978]

約数ペア:

[(1, 90018978), (2, 45009489), (3, 30006326), (6, 15003163), (7, 12859854), (14, 6429927), (17, 5295234), (21, 4286618), (31, 2903838), (34, 2647617), (42, 2143309), (49, 1837122), (51, 1765078), (62, 1451919), (83, 1084566), (93, 967946), (98, 918561), (102, 882539), (119, 756462), (147, 612374), (166, 542283), (186, 483973), (217, 414834), (238, 378231), (249, 361522), (294, 306187), (343, 262446), (357, 252154), (434, 207417), (498, 180761), (527, 170814), (581, 154938), (651, 138278), (686, 131223), (714, 126077), (833, 108066), (1029, 87482), (1054, 85407), (1162, 77469), (1302, 69139), (1411, 63798), (1519, 59262), (1581, 56938), (1666, 54033), (1743, 51646), (2058, 43741), (2499, 36022), (2573, 34986), (2822, 31899), (3038, 29631), (3162, 28469), (3486, 25823), (3689, 24402), (4067, 22134), (4233, 21266), (4557, 19754), (4998, 18011), (5146, 17493), (5831, 15438), (7378, 12201), (7719, 11662), (8134, 11067), (8466, 10633), (9114, 9877)]