223781208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:417

約数の個数: 128

約数和(自身を含む): 659819520

約数和(自身を除く): 436038312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 73, 84, 142, 146, 168, 213, 219, 257, 284, 292, 426, 438, 497, 511, 514, 568, 584, 771, 852, 876, 994, 1022, 1028, 1491, 1533, 1542, 1704, 1752, 1799, 1988, 2044, 2056, 2982, 3066, 3084, 3598, 3976, 4088, 5183, 5397, 5964, 6132, 6168, 7196, 10366, 10794, 11928, 12264, 14392, 15549, 18247, 18761, 20732, 21588, 31098, 36281, 36494, 37522, 41464, 43176, 54741, 56283, 62196, 72562, 72988, 75044, 108843, 109482, 112566, 124392, 127729, 131327, 145124, 145976, 150088, 217686, 218964, 225132, 255458, 262654, 290248, 383187, 393981, 435372, 437928, 450264, 510916, 525308, 766374, 787962, 870744, 1021832, 1050616, 1332031, 1532748, 1575924, 2664062, 3065496, 3151848, 3996093, 5328124, 7992186, 9324217, 10656248, 15984372, 18648434, 27972651, 31968744, 37296868, 55945302, 74593736, 111890604, 223781208]

約数ペア:

[(1, 223781208), (2, 111890604), (3, 74593736), (4, 55945302), (6, 37296868), (7, 31968744), (8, 27972651), (12, 18648434), (14, 15984372), (21, 10656248), (24, 9324217), (28, 7992186), (42, 5328124), (56, 3996093), (71, 3151848), (73, 3065496), (84, 2664062), (142, 1575924), (146, 1532748), (168, 1332031), (213, 1050616), (219, 1021832), (257, 870744), (284, 787962), (292, 766374), (426, 525308), (438, 510916), (497, 450264), (511, 437928), (514, 435372), (568, 393981), (584, 383187), (771, 290248), (852, 262654), (876, 255458), (994, 225132), (1022, 218964), (1028, 217686), (1491, 150088), (1533, 145976), (1542, 145124), (1704, 131327), (1752, 127729), (1799, 124392), (1988, 112566), (2044, 109482), (2056, 108843), (2982, 75044), (3066, 72988), (3084, 72562), (3598, 62196), (3976, 56283), (4088, 54741), (5183, 43176), (5397, 41464), (5964, 37522), (6132, 36494), (6168, 36281), (7196, 31098), (10366, 21588), (10794, 20732), (11928, 18761), (12264, 18247), (14392, 15549)]