257598792

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:609

約数の個数: 160

約数和(自身を含む): 799761600

約数和(自身を除く): 542162808

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 71, 72, 81, 88, 99, 108, 132, 142, 162, 198, 213, 216, 264, 284, 297, 324, 396, 426, 509, 568, 594, 639, 648, 781, 792, 852, 891, 1018, 1188, 1278, 1527, 1562, 1704, 1782, 1917, 2036, 2343, 2376, 2556, 3054, 3124, 3564, 3834, 4072, 4581, 4686, 5112, 5599, 5751, 6108, 6248, 7029, 7128, 7668, 9162, 9372, 11198, 11502, 12216, 13743, 14058, 15336, 16797, 18324, 18744, 21087, 22396, 23004, 27486, 28116, 33594, 36139, 36648, 41229, 42174, 44792, 46008, 50391, 54972, 56232, 63261, 67188, 72278, 82458, 84348, 100782, 108417, 109944, 126522, 134376, 144556, 151173, 164916, 168696, 201564, 216834, 253044, 289112, 302346, 325251, 329832, 397529, 403128, 433668, 453519, 506088, 604692, 650502, 795058, 867336, 907038, 975753, 1192587, 1209384, 1301004, 1590116, 1814076, 1951506, 2385174, 2602008, 2927259, 3180232, 3577761, 3628152, 3903012, 4770348, 5854518, 7155522, 7806024, 9540696, 10733283, 11709036, 14311044, 21466566, 23418072, 28622088, 32199849, 42933132, 64399698, 85866264, 128799396, 257598792]

約数ペア:

[(1, 257598792), (2, 128799396), (3, 85866264), (4, 64399698), (6, 42933132), (8, 32199849), (9, 28622088), (11, 23418072), (12, 21466566), (18, 14311044), (22, 11709036), (24, 10733283), (27, 9540696), (33, 7806024), (36, 7155522), (44, 5854518), (54, 4770348), (66, 3903012), (71, 3628152), (72, 3577761), (81, 3180232), (88, 2927259), (99, 2602008), (108, 2385174), (132, 1951506), (142, 1814076), (162, 1590116), (198, 1301004), (213, 1209384), (216, 1192587), (264, 975753), (284, 907038), (297, 867336), (324, 795058), (396, 650502), (426, 604692), (509, 506088), (568, 453519), (594, 433668), (639, 403128), (648, 397529), (781, 329832), (792, 325251), (852, 302346), (891, 289112), (1018, 253044), (1188, 216834), (1278, 201564), (1527, 168696), (1562, 164916), (1704, 151173), (1782, 144556), (1917, 134376), (2036, 126522), (2343, 109944), (2376, 108417), (2556, 100782), (3054, 84348), (3124, 82458), (3564, 72278), (3834, 67188), (4072, 63261), (4581, 56232), (4686, 54972), (5112, 50391), (5599, 46008), (5751, 44792), (6108, 42174), (6248, 41229), (7029, 36648), (7128, 36139), (7668, 33594), (9162, 28116), (9372, 27486), (11198, 23004), (11502, 22396), (12216, 21087), (13743, 18744), (14058, 18324), (15336, 16797)]