259543908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:274

約数の個数: 144

約数和(自身を含む): 733090176

約数和(自身を除く): 473546268

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 73, 78, 107, 117, 142, 146, 156, 213, 214, 219, 234, 284, 292, 321, 426, 428, 438, 468, 639, 642, 657, 852, 876, 923, 949, 963, 1278, 1284, 1314, 1391, 1846, 1898, 1926, 2556, 2628, 2769, 2782, 2847, 3692, 3796, 3852, 4173, 5183, 5538, 5564, 5694, 7597, 7811, 8307, 8346, 8541, 10366, 11076, 11388, 12519, 15194, 15549, 15622, 16614, 16692, 17082, 20732, 22791, 23433, 25038, 30388, 31098, 31244, 33228, 34164, 45582, 46647, 46866, 50076, 62196, 67379, 68373, 70299, 91164, 93294, 93732, 98761, 101543, 134758, 136746, 140598, 186588, 197522, 202137, 203086, 269516, 273492, 281196, 296283, 304629, 395044, 404274, 406172, 554581, 592566, 606411, 609258, 808548, 888849, 913887, 1109162, 1185132, 1212822, 1218516, 1663743, 1777698, 1827774, 2218324, 2425644, 3327486, 3555396, 3655548, 4991229, 6654972, 7209553, 9982458, 14419106, 19964916, 21628659, 28838212, 43257318, 64885977, 86514636, 129771954, 259543908]

約数ペア:

[(1, 259543908), (2, 129771954), (3, 86514636), (4, 64885977), (6, 43257318), (9, 28838212), (12, 21628659), (13, 19964916), (18, 14419106), (26, 9982458), (36, 7209553), (39, 6654972), (52, 4991229), (71, 3655548), (73, 3555396), (78, 3327486), (107, 2425644), (117, 2218324), (142, 1827774), (146, 1777698), (156, 1663743), (213, 1218516), (214, 1212822), (219, 1185132), (234, 1109162), (284, 913887), (292, 888849), (321, 808548), (426, 609258), (428, 606411), (438, 592566), (468, 554581), (639, 406172), (642, 404274), (657, 395044), (852, 304629), (876, 296283), (923, 281196), (949, 273492), (963, 269516), (1278, 203086), (1284, 202137), (1314, 197522), (1391, 186588), (1846, 140598), (1898, 136746), (1926, 134758), (2556, 101543), (2628, 98761), (2769, 93732), (2782, 93294), (2847, 91164), (3692, 70299), (3796, 68373), (3852, 67379), (4173, 62196), (5183, 50076), (5538, 46866), (5564, 46647), (5694, 45582), (7597, 34164), (7811, 33228), (8307, 31244), (8346, 31098), (8541, 30388), (10366, 25038), (11076, 23433), (11388, 22791), (12519, 20732), (15194, 17082), (15549, 16692), (15622, 16614)]