280202880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7681}}^1$

素因数の和:7722

約数の個数: 128

約数和(自身を含む): 940276800

約数和(自身を除く): 660073920

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, 7681, 9120, 12160, 15362, 18240, 23043, 30724, 36480, 38405, 46086, 61448, 76810, 92172, 115215, 122896, 145939, 153620, 184344, 230430, 245792, 291878, 307240, 368688, 437817, 460860, 491584, 583756, 614480, 729695, 737376, 875634, 921720, 983168, 1167512, 1228960, 1459390, 1474752, 1751268, 1843440, 2189085, 2335024, 2457920, 2918780, 2949504, 3502536, 3686880, 4378170, 4670048, 4915840, 5837560, 7005072, 7373760, 8756340, 9340096, 11675120, 14010144, 14747520, 17512680, 18680192, 23350240, 28020288, 35025360, 46700480, 56040576, 70050720, 93400960, 140101440, 280202880]

約数ペア:

[(1, 280202880), (2, 140101440), (3, 93400960), (4, 70050720), (5, 56040576), (6, 46700480), (8, 35025360), (10, 28020288), (12, 23350240), (15, 18680192), (16, 17512680), (19, 14747520), (20, 14010144), (24, 11675120), (30, 9340096), (32, 8756340), (38, 7373760), (40, 7005072), (48, 5837560), (57, 4915840), (60, 4670048), (64, 4378170), (76, 3686880), (80, 3502536), (95, 2949504), (96, 2918780), (114, 2457920), (120, 2335024), (128, 2189085), (152, 1843440), (160, 1751268), (190, 1474752), (192, 1459390), (228, 1228960), (240, 1167512), (285, 983168), (304, 921720), (320, 875634), (380, 737376), (384, 729695), (456, 614480), (480, 583756), (570, 491584), (608, 460860), (640, 437817), (760, 368688), (912, 307240), (960, 291878), (1140, 245792), (1216, 230430), (1520, 184344), (1824, 153620), (1920, 145939), (2280, 122896), (2432, 115215), (3040, 92172), (3648, 76810), (4560, 61448), (6080, 46086), (7296, 38405), (7681, 36480), (9120, 30724), (12160, 23043), (15362, 18240)]