68910480

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{523}}^1$

素因数の和:606

約数の個数: 160

約数和(自身を含む): 241710720

約数和(自身を除く): 172800240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 61, 72, 80, 90, 108, 120, 122, 135, 144, 180, 183, 216, 240, 244, 270, 305, 360, 366, 432, 488, 523, 540, 549, 610, 720, 732, 915, 976, 1046, 1080, 1098, 1220, 1464, 1569, 1647, 1830, 2092, 2160, 2196, 2440, 2615, 2745, 2928, 3138, 3294, 3660, 4184, 4392, 4707, 4880, 5230, 5490, 6276, 6588, 7320, 7845, 8235, 8368, 8784, 9414, 10460, 10980, 12552, 13176, 14121, 14640, 15690, 16470, 18828, 20920, 21960, 23535, 25104, 26352, 28242, 31380, 31903, 32940, 37656, 41840, 43920, 47070, 56484, 62760, 63806, 65880, 70605, 75312, 94140, 95709, 112968, 125520, 127612, 131760, 141210, 159515, 188280, 191418, 225936, 255224, 282420, 287127, 319030, 376560, 382836, 478545, 510448, 564840, 574254, 638060, 765672, 861381, 957090, 1129680, 1148508, 1276120, 1435635, 1531344, 1722762, 1914180, 2297016, 2552240, 2871270, 3445524, 3828360, 4306905, 4594032, 5742540, 6891048, 7656720, 8613810, 11485080, 13782096, 17227620, 22970160, 34455240, 68910480]

約数ペア:

[(1, 68910480), (2, 34455240), (3, 22970160), (4, 17227620), (5, 13782096), (6, 11485080), (8, 8613810), (9, 7656720), (10, 6891048), (12, 5742540), (15, 4594032), (16, 4306905), (18, 3828360), (20, 3445524), (24, 2871270), (27, 2552240), (30, 2297016), (36, 1914180), (40, 1722762), (45, 1531344), (48, 1435635), (54, 1276120), (60, 1148508), (61, 1129680), (72, 957090), (80, 861381), (90, 765672), (108, 638060), (120, 574254), (122, 564840), (135, 510448), (144, 478545), (180, 382836), (183, 376560), (216, 319030), (240, 287127), (244, 282420), (270, 255224), (305, 225936), (360, 191418), (366, 188280), (432, 159515), (488, 141210), (523, 131760), (540, 127612), (549, 125520), (610, 112968), (720, 95709), (732, 94140), (915, 75312), (976, 70605), (1046, 65880), (1080, 63806), (1098, 62760), (1220, 56484), (1464, 47070), (1569, 43920), (1647, 41840), (1830, 37656), (2092, 32940), (2160, 31903), (2196, 31380), (2440, 28242), (2615, 26352), (2745, 25104), (2928, 23535), (3138, 21960), (3294, 20920), (3660, 18828), (4184, 16470), (4392, 15690), (4707, 14640), (4880, 14121), (5230, 13176), (5490, 12552), (6276, 10980), (6588, 10460), (7320, 9414), (7845, 8784), (8235, 8368)]