28156725120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{637607}}^1$

素因数の和:637652

約数の個数: 128

約数和(自身を含む): 93651863040

約数和(自身を除く): 65495137920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 920, 960, 1104, 1380, 1472, 1840, 1920, 2208, 2760, 2944, 3680, 4416, 5520, 7360, 8832, 11040, 14720, 22080, 44160, 637607, 1275214, 1912821, 2550428, 3188035, 3825642, 5100856, 6376070, 7651284, 9564105, 10201712, 12752140, 14664961, 15302568, 19128210, 20403424, 25504280, 29329922, 30605136, 38256420, 40806848, 43994883, 51008560, 58659844, 61210272, 73324805, 76512840, 81613696, 87989766, 102017120, 117319688, 122420544, 146649610, 153025680, 175979532, 204034240, 219974415, 234639376, 244841088, 293299220, 306051360, 351959064, 408068480, 439948830, 469278752, 586598440, 612102720, 703918128, 879897660, 938557504, 1173196880, 1224205440, 1407836256, 1759795320, 1877115008, 2346393760, 2815672512, 3519590640, 4692787520, 5631345024, 7039181280, 9385575040, 14078362560, 28156725120]

約数ペア:

[(1, 28156725120), (2, 14078362560), (3, 9385575040), (4, 7039181280), (5, 5631345024), (6, 4692787520), (8, 3519590640), (10, 2815672512), (12, 2346393760), (15, 1877115008), (16, 1759795320), (20, 1407836256), (23, 1224205440), (24, 1173196880), (30, 938557504), (32, 879897660), (40, 703918128), (46, 612102720), (48, 586598440), (60, 469278752), (64, 439948830), (69, 408068480), (80, 351959064), (92, 306051360), (96, 293299220), (115, 244841088), (120, 234639376), (128, 219974415), (138, 204034240), (160, 175979532), (184, 153025680), (192, 146649610), (230, 122420544), (240, 117319688), (276, 102017120), (320, 87989766), (345, 81613696), (368, 76512840), (384, 73324805), (460, 61210272), (480, 58659844), (552, 51008560), (640, 43994883), (690, 40806848), (736, 38256420), (920, 30605136), (960, 29329922), (1104, 25504280), (1380, 20403424), (1472, 19128210), (1840, 15302568), (1920, 14664961), (2208, 12752140), (2760, 10201712), (2944, 9564105), (3680, 7651284), (4416, 6376070), (5520, 5100856), (7360, 3825642), (8832, 3188035), (11040, 2550428), (14720, 1912821), (22080, 1275214), (44160, 637607)]