1355338880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4261}}^1$

素因数の和:4358

約数の個数: 128

約数和(自身を含む): 3756015360

約数和(自身を除く): 2400676480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 112, 128, 140, 142, 160, 224, 280, 284, 320, 355, 448, 497, 560, 568, 640, 710, 896, 994, 1120, 1136, 1420, 1988, 2240, 2272, 2485, 2840, 3976, 4261, 4480, 4544, 4970, 5680, 7952, 8522, 9088, 9940, 11360, 15904, 17044, 19880, 21305, 22720, 29827, 31808, 34088, 39760, 42610, 45440, 59654, 63616, 68176, 79520, 85220, 119308, 136352, 149135, 159040, 170440, 238616, 272704, 298270, 302531, 318080, 340880, 477232, 545408, 596540, 605062, 681760, 954464, 1193080, 1210124, 1363520, 1512655, 1908928, 2117717, 2386160, 2420248, 2727040, 3025310, 3817856, 4235434, 4772320, 4840496, 6050620, 8470868, 9544640, 9680992, 10588585, 12101240, 16941736, 19089280, 19361984, 21177170, 24202480, 33883472, 38723968, 42354340, 48404960, 67766944, 84708680, 96809920, 135533888, 169417360, 193619840, 271067776, 338834720, 677669440, 1355338880]

約数ペア:

[(1, 1355338880), (2, 677669440), (4, 338834720), (5, 271067776), (7, 193619840), (8, 169417360), (10, 135533888), (14, 96809920), (16, 84708680), (20, 67766944), (28, 48404960), (32, 42354340), (35, 38723968), (40, 33883472), (56, 24202480), (64, 21177170), (70, 19361984), (71, 19089280), (80, 16941736), (112, 12101240), (128, 10588585), (140, 9680992), (142, 9544640), (160, 8470868), (224, 6050620), (280, 4840496), (284, 4772320), (320, 4235434), (355, 3817856), (448, 3025310), (497, 2727040), (560, 2420248), (568, 2386160), (640, 2117717), (710, 1908928), (896, 1512655), (994, 1363520), (1120, 1210124), (1136, 1193080), (1420, 954464), (1988, 681760), (2240, 605062), (2272, 596540), (2485, 545408), (2840, 477232), (3976, 340880), (4261, 318080), (4480, 302531), (4544, 298270), (4970, 272704), (5680, 238616), (7952, 170440), (8522, 159040), (9088, 149135), (9940, 136352), (11360, 119308), (15904, 85220), (17044, 79520), (19880, 68176), (21305, 63616), (22720, 59654), (29827, 45440), (31808, 42610), (34088, 39760)]