201395820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{7681}}^1$

素因数の和:7735

約数の個数: 96

約数和(自身を含む): 619476480

約数和(自身を除く): 418080660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 38, 46, 57, 60, 69, 76, 92, 95, 114, 115, 138, 190, 228, 230, 276, 285, 345, 380, 437, 460, 570, 690, 874, 1140, 1311, 1380, 1748, 2185, 2622, 4370, 5244, 6555, 7681, 8740, 13110, 15362, 23043, 26220, 30724, 38405, 46086, 76810, 92172, 115215, 145939, 153620, 176663, 230430, 291878, 353326, 437817, 460860, 529989, 583756, 706652, 729695, 875634, 883315, 1059978, 1459390, 1751268, 1766630, 2119956, 2189085, 2649945, 2918780, 3356597, 3533260, 4378170, 5299890, 6713194, 8756340, 10069791, 10599780, 13426388, 16782985, 20139582, 33565970, 40279164, 50348955, 67131940, 100697910, 201395820]

約数ペア:

[(1, 201395820), (2, 100697910), (3, 67131940), (4, 50348955), (5, 40279164), (6, 33565970), (10, 20139582), (12, 16782985), (15, 13426388), (19, 10599780), (20, 10069791), (23, 8756340), (30, 6713194), (38, 5299890), (46, 4378170), (57, 3533260), (60, 3356597), (69, 2918780), (76, 2649945), (92, 2189085), (95, 2119956), (114, 1766630), (115, 1751268), (138, 1459390), (190, 1059978), (228, 883315), (230, 875634), (276, 729695), (285, 706652), (345, 583756), (380, 529989), (437, 460860), (460, 437817), (570, 353326), (690, 291878), (874, 230430), (1140, 176663), (1311, 153620), (1380, 145939), (1748, 115215), (2185, 92172), (2622, 76810), (4370, 46086), (5244, 38405), (6555, 30724), (7681, 26220), (8740, 23043), (13110, 15362)]