331589888

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 803733504

約数和(自身を除く): 472143616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 47, 56, 62, 64, 94, 112, 124, 127, 128, 188, 217, 224, 248, 254, 256, 329, 376, 434, 448, 496, 508, 658, 752, 868, 889, 896, 992, 1016, 1316, 1457, 1504, 1736, 1778, 1792, 1984, 2032, 2632, 2914, 3008, 3472, 3556, 3937, 3968, 4064, 5264, 5828, 5969, 6016, 6944, 7112, 7874, 7936, 8128, 10199, 10528, 11656, 11938, 12032, 13888, 14224, 15748, 16256, 20398, 21056, 23312, 23876, 27559, 27776, 28448, 31496, 32512, 40796, 41783, 42112, 46624, 47752, 55118, 55552, 56896, 62992, 81592, 83566, 84224, 93248, 95504, 110236, 113792, 125984, 163184, 167132, 185039, 186496, 191008, 220472, 227584, 251968, 326368, 334264, 370078, 372992, 382016, 440944, 503936, 652736, 668528, 740156, 764032, 881888, 1007872, 1295273, 1305472, 1337056, 1480312, 1528064, 1763776, 2590546, 2610944, 2674112, 2960624, 3527552, 5181092, 5348224, 5921248, 7055104, 10362184, 10696448, 11842496, 20724368, 23684992, 41448736, 47369984, 82897472, 165794944, 331589888]

約数ペア:

[(1, 331589888), (2, 165794944), (4, 82897472), (7, 47369984), (8, 41448736), (14, 23684992), (16, 20724368), (28, 11842496), (31, 10696448), (32, 10362184), (47, 7055104), (56, 5921248), (62, 5348224), (64, 5181092), (94, 3527552), (112, 2960624), (124, 2674112), (127, 2610944), (128, 2590546), (188, 1763776), (217, 1528064), (224, 1480312), (248, 1337056), (254, 1305472), (256, 1295273), (329, 1007872), (376, 881888), (434, 764032), (448, 740156), (496, 668528), (508, 652736), (658, 503936), (752, 440944), (868, 382016), (889, 372992), (896, 370078), (992, 334264), (1016, 326368), (1316, 251968), (1457, 227584), (1504, 220472), (1736, 191008), (1778, 186496), (1792, 185039), (1984, 167132), (2032, 163184), (2632, 125984), (2914, 113792), (3008, 110236), (3472, 95504), (3556, 93248), (3937, 84224), (3968, 83566), (4064, 81592), (5264, 62992), (5828, 56896), (5969, 55552), (6016, 55118), (6944, 47752), (7112, 46624), (7874, 42112), (7936, 41783), (8128, 40796), (10199, 32512), (10528, 31496), (11656, 28448), (11938, 27776), (12032, 27559), (13888, 23876), (14224, 23312), (15748, 21056), (16256, 20398)]