280051590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{607}}^1$

素因数の和:663

約数の個数: 128

約数和(自身を含む): 833495040

約数和(自身を除く): 553443450

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 169, 182, 195, 210, 273, 338, 390, 455, 507, 546, 607, 845, 910, 1014, 1183, 1214, 1365, 1690, 1821, 2197, 2366, 2535, 2730, 3035, 3549, 3642, 4249, 4394, 5070, 5915, 6070, 6591, 7098, 7891, 8498, 9105, 10985, 11830, 12747, 13182, 15379, 15782, 17745, 18210, 21245, 21970, 23673, 25494, 30758, 32955, 35490, 39455, 42490, 46137, 47346, 55237, 63735, 65910, 76895, 78910, 92274, 102583, 110474, 118365, 127470, 153790, 165711, 205166, 230685, 236730, 276185, 307749, 331422, 461370, 512915, 552370, 615498, 718081, 828555, 1025830, 1333579, 1436162, 1538745, 1657110, 2154243, 2667158, 3077490, 3590405, 4000737, 4308486, 6667895, 7180810, 8001474, 9335053, 10771215, 13335790, 18670106, 20003685, 21542430, 28005159, 40007370, 46675265, 56010318, 93350530, 140025795, 280051590]

約数ペア:

[(1, 280051590), (2, 140025795), (3, 93350530), (5, 56010318), (6, 46675265), (7, 40007370), (10, 28005159), (13, 21542430), (14, 20003685), (15, 18670106), (21, 13335790), (26, 10771215), (30, 9335053), (35, 8001474), (39, 7180810), (42, 6667895), (65, 4308486), (70, 4000737), (78, 3590405), (91, 3077490), (105, 2667158), (130, 2154243), (169, 1657110), (182, 1538745), (195, 1436162), (210, 1333579), (273, 1025830), (338, 828555), (390, 718081), (455, 615498), (507, 552370), (546, 512915), (607, 461370), (845, 331422), (910, 307749), (1014, 276185), (1183, 236730), (1214, 230685), (1365, 205166), (1690, 165711), (1821, 153790), (2197, 127470), (2366, 118365), (2535, 110474), (2730, 102583), (3035, 92274), (3549, 78910), (3642, 76895), (4249, 65910), (4394, 63735), (5070, 55237), (5915, 47346), (6070, 46137), (6591, 42490), (7098, 39455), (7891, 35490), (8498, 32955), (9105, 30758), (10985, 25494), (11830, 23673), (12747, 21970), (13182, 21245), (15379, 18210), (15782, 17745)]