217637574

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:258

約数の個数: 128

約数和(自身を含む): 564019200

約数和(自身を除く): 346381626

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 67, 77, 79, 89, 134, 154, 158, 178, 201, 231, 237, 267, 402, 462, 469, 474, 534, 553, 623, 737, 869, 938, 979, 1106, 1246, 1407, 1474, 1659, 1738, 1869, 1958, 2211, 2607, 2814, 2937, 3318, 3738, 4422, 5159, 5214, 5293, 5874, 5963, 6083, 6853, 7031, 10318, 10586, 11926, 12166, 13706, 14062, 15477, 15879, 17889, 18249, 20559, 21093, 30954, 31758, 35778, 36498, 37051, 41118, 41741, 42186, 49217, 58223, 65593, 74102, 77341, 83482, 98434, 111153, 116446, 125223, 131186, 147651, 154682, 174669, 196779, 222306, 232023, 250446, 295302, 349338, 393558, 407561, 459151, 464046, 471077, 541387, 815122, 918302, 942154, 1082774, 1222683, 1377453, 1413231, 1624161, 2445366, 2754906, 2826462, 3248322, 3297539, 5181847, 6595078, 9892617, 10363694, 15545541, 19785234, 31091082, 36272929, 72545858, 108818787, 217637574]

約数ペア:

[(1, 217637574), (2, 108818787), (3, 72545858), (6, 36272929), (7, 31091082), (11, 19785234), (14, 15545541), (21, 10363694), (22, 9892617), (33, 6595078), (42, 5181847), (66, 3297539), (67, 3248322), (77, 2826462), (79, 2754906), (89, 2445366), (134, 1624161), (154, 1413231), (158, 1377453), (178, 1222683), (201, 1082774), (231, 942154), (237, 918302), (267, 815122), (402, 541387), (462, 471077), (469, 464046), (474, 459151), (534, 407561), (553, 393558), (623, 349338), (737, 295302), (869, 250446), (938, 232023), (979, 222306), (1106, 196779), (1246, 174669), (1407, 154682), (1474, 147651), (1659, 131186), (1738, 125223), (1869, 116446), (1958, 111153), (2211, 98434), (2607, 83482), (2814, 77341), (2937, 74102), (3318, 65593), (3738, 58223), (4422, 49217), (5159, 42186), (5214, 41741), (5293, 41118), (5874, 37051), (5963, 36498), (6083, 35778), (6853, 31758), (7031, 30954), (10318, 21093), (10586, 20559), (11926, 18249), (12166, 17889), (13706, 15879), (14062, 15477)]