161878528

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:134

約数の個数: 120

約数和(自身を含む): 390082176

約数和(自身を除く): 228203648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 47, 56, 62, 64, 94, 112, 124, 128, 188, 217, 224, 248, 256, 329, 376, 434, 448, 496, 512, 658, 752, 868, 896, 961, 992, 1316, 1457, 1504, 1736, 1792, 1922, 1984, 2632, 2914, 3008, 3472, 3584, 3844, 3968, 5264, 5828, 6016, 6727, 6944, 7688, 7936, 10199, 10528, 11656, 12032, 13454, 13888, 15376, 15872, 20398, 21056, 23312, 24064, 26908, 27776, 30752, 40796, 42112, 45167, 46624, 53816, 55552, 61504, 81592, 84224, 90334, 93248, 107632, 111104, 123008, 163184, 168448, 180668, 186496, 215264, 246016, 316169, 326368, 361336, 372992, 430528, 492032, 632338, 652736, 722672, 745984, 861056, 1264676, 1305472, 1445344, 1722112, 2529352, 2610944, 2890688, 3444224, 5058704, 5221888, 5781376, 10117408, 11562752, 20234816, 23125504, 40469632, 80939264, 161878528]

約数ペア:

[(1, 161878528), (2, 80939264), (4, 40469632), (7, 23125504), (8, 20234816), (14, 11562752), (16, 10117408), (28, 5781376), (31, 5221888), (32, 5058704), (47, 3444224), (56, 2890688), (62, 2610944), (64, 2529352), (94, 1722112), (112, 1445344), (124, 1305472), (128, 1264676), (188, 861056), (217, 745984), (224, 722672), (248, 652736), (256, 632338), (329, 492032), (376, 430528), (434, 372992), (448, 361336), (496, 326368), (512, 316169), (658, 246016), (752, 215264), (868, 186496), (896, 180668), (961, 168448), (992, 163184), (1316, 123008), (1457, 111104), (1504, 107632), (1736, 93248), (1792, 90334), (1922, 84224), (1984, 81592), (2632, 61504), (2914, 55552), (3008, 53816), (3472, 46624), (3584, 45167), (3844, 42112), (3968, 40796), (5264, 30752), (5828, 27776), (6016, 26908), (6727, 24064), (6944, 23312), (7688, 21056), (7936, 20398), (10199, 15872), (10528, 15376), (11656, 13888), (12032, 13454)]