31844880

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:686

約数の個数: 160

約数和(自身を含む): 114635520

約数和(自身を除く): 82790640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 180, 184, 207, 216, 230, 240, 270, 276, 345, 360, 368, 414, 432, 460, 540, 552, 621, 641, 690, 720, 828, 920, 1035, 1080, 1104, 1242, 1282, 1380, 1656, 1840, 1923, 2070, 2160, 2484, 2564, 2760, 3105, 3205, 3312, 3846, 4140, 4968, 5128, 5520, 5769, 6210, 6410, 7692, 8280, 9615, 9936, 10256, 11538, 12420, 12820, 14743, 15384, 16560, 17307, 19230, 23076, 24840, 25640, 28845, 29486, 30768, 34614, 38460, 44229, 46152, 49680, 51280, 57690, 58972, 69228, 73715, 76920, 86535, 88458, 92304, 115380, 117944, 132687, 138456, 147430, 153840, 173070, 176916, 221145, 230760, 235888, 265374, 276912, 294860, 346140, 353832, 398061, 442290, 461520, 530748, 589720, 663435, 692280, 707664, 796122, 884580, 1061496, 1179440, 1326870, 1384560, 1592244, 1769160, 1990305, 2122992, 2653740, 3184488, 3538320, 3980610, 5307480, 6368976, 7961220, 10614960, 15922440, 31844880]

約数ペア:

[(1, 31844880), (2, 15922440), (3, 10614960), (4, 7961220), (5, 6368976), (6, 5307480), (8, 3980610), (9, 3538320), (10, 3184488), (12, 2653740), (15, 2122992), (16, 1990305), (18, 1769160), (20, 1592244), (23, 1384560), (24, 1326870), (27, 1179440), (30, 1061496), (36, 884580), (40, 796122), (45, 707664), (46, 692280), (48, 663435), (54, 589720), (60, 530748), (69, 461520), (72, 442290), (80, 398061), (90, 353832), (92, 346140), (108, 294860), (115, 276912), (120, 265374), (135, 235888), (138, 230760), (144, 221145), (180, 176916), (184, 173070), (207, 153840), (216, 147430), (230, 138456), (240, 132687), (270, 117944), (276, 115380), (345, 92304), (360, 88458), (368, 86535), (414, 76920), (432, 73715), (460, 69228), (540, 58972), (552, 57690), (621, 51280), (641, 49680), (690, 46152), (720, 44229), (828, 38460), (920, 34614), (1035, 30768), (1080, 29486), (1104, 28845), (1242, 25640), (1282, 24840), (1380, 23076), (1656, 19230), (1840, 17307), (1923, 16560), (2070, 15384), (2160, 14743), (2484, 12820), (2564, 12420), (2760, 11538), (3105, 10256), (3205, 9936), (3312, 9615), (3846, 8280), (4140, 7692), (4968, 6410), (5128, 6210), (5520, 5769)]