220899056

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:263

約数の個数: 120

約数和(自身を含む): 525859200

約数和(自身を除く): 304960144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 61, 62, 98, 112, 122, 124, 149, 196, 217, 244, 248, 298, 392, 427, 434, 488, 496, 596, 784, 854, 868, 976, 1043, 1192, 1519, 1708, 1736, 1891, 2086, 2384, 2989, 3038, 3416, 3472, 3782, 4172, 4619, 5978, 6076, 6832, 7301, 7564, 8344, 9089, 9238, 11956, 12152, 13237, 14602, 15128, 16688, 18178, 18476, 23912, 24304, 26474, 29204, 30256, 32333, 36356, 36952, 47824, 52948, 58408, 63623, 64666, 72712, 73904, 92659, 105896, 116816, 127246, 129332, 145424, 185318, 211792, 226331, 254492, 258664, 281759, 370636, 445361, 452662, 508984, 517328, 563518, 741272, 890722, 905324, 1017968, 1127036, 1482544, 1781444, 1810648, 1972313, 2254072, 3562888, 3621296, 3944626, 4508144, 7125776, 7889252, 13806191, 15778504, 27612382, 31557008, 55224764, 110449528, 220899056]

約数ペア:

[(1, 220899056), (2, 110449528), (4, 55224764), (7, 31557008), (8, 27612382), (14, 15778504), (16, 13806191), (28, 7889252), (31, 7125776), (49, 4508144), (56, 3944626), (61, 3621296), (62, 3562888), (98, 2254072), (112, 1972313), (122, 1810648), (124, 1781444), (149, 1482544), (196, 1127036), (217, 1017968), (244, 905324), (248, 890722), (298, 741272), (392, 563518), (427, 517328), (434, 508984), (488, 452662), (496, 445361), (596, 370636), (784, 281759), (854, 258664), (868, 254492), (976, 226331), (1043, 211792), (1192, 185318), (1519, 145424), (1708, 129332), (1736, 127246), (1891, 116816), (2086, 105896), (2384, 92659), (2989, 73904), (3038, 72712), (3416, 64666), (3472, 63623), (3782, 58408), (4172, 52948), (4619, 47824), (5978, 36952), (6076, 36356), (6832, 32333), (7301, 30256), (7564, 29204), (8344, 26474), (9089, 24304), (9238, 23912), (11956, 18476), (12152, 18178), (13237, 16688), (14602, 15128)]