1427790720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{39139}}^1$

素因数の和:39180

約数の個数: 128

約数和(自身を含む): 4790736000

約数和(自身を除く): 3362945280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 912, 960, 1140, 1216, 1520, 1824, 1920, 2280, 2432, 3040, 3648, 4560, 6080, 7296, 9120, 12160, 18240, 36480, 39139, 78278, 117417, 156556, 195695, 234834, 313112, 391390, 469668, 587085, 626224, 743641, 782780, 939336, 1174170, 1252448, 1487282, 1565560, 1878672, 2230923, 2348340, 2504896, 2974564, 3131120, 3718205, 3757344, 4461846, 4696680, 5009792, 5949128, 6262240, 7436410, 7514688, 8923692, 9393360, 11154615, 11898256, 12524480, 14872820, 15029376, 17847384, 18786720, 22309230, 23796512, 25048960, 29745640, 35694768, 37573440, 44618460, 47593024, 59491280, 71389536, 75146880, 89236920, 95186048, 118982560, 142779072, 178473840, 237965120, 285558144, 356947680, 475930240, 713895360, 1427790720]

約数ペア:

[(1, 1427790720), (2, 713895360), (3, 475930240), (4, 356947680), (5, 285558144), (6, 237965120), (8, 178473840), (10, 142779072), (12, 118982560), (15, 95186048), (16, 89236920), (19, 75146880), (20, 71389536), (24, 59491280), (30, 47593024), (32, 44618460), (38, 37573440), (40, 35694768), (48, 29745640), (57, 25048960), (60, 23796512), (64, 22309230), (76, 18786720), (80, 17847384), (95, 15029376), (96, 14872820), (114, 12524480), (120, 11898256), (128, 11154615), (152, 9393360), (160, 8923692), (190, 7514688), (192, 7436410), (228, 6262240), (240, 5949128), (285, 5009792), (304, 4696680), (320, 4461846), (380, 3757344), (384, 3718205), (456, 3131120), (480, 2974564), (570, 2504896), (608, 2348340), (640, 2230923), (760, 1878672), (912, 1565560), (960, 1487282), (1140, 1252448), (1216, 1174170), (1520, 939336), (1824, 782780), (1920, 743641), (2280, 626224), (2432, 587085), (3040, 469668), (3648, 391390), (4560, 313112), (6080, 234834), (7296, 195695), (9120, 156556), (12160, 117417), (18240, 78278), (36480, 39139)]