13256880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1$

素因数の和:643

約数の個数: 160

約数和(自身を含む): 50663424

約数和(自身を除く): 37406544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 607, 624, 728, 780, 840, 910, 1040, 1092, 1214, 1365, 1456, 1560, 1680, 1820, 1821, 2184, 2428, 2730, 3035, 3120, 3640, 3642, 4249, 4368, 4856, 5460, 6070, 7280, 7284, 7891, 8498, 9105, 9712, 10920, 12140, 12747, 14568, 15782, 16996, 18210, 21245, 21840, 23673, 24280, 25494, 29136, 31564, 33992, 36420, 39455, 42490, 47346, 48560, 50988, 55237, 63128, 63735, 67984, 72840, 78910, 84980, 94692, 101976, 110474, 118365, 126256, 127470, 145680, 157820, 165711, 169960, 189384, 203952, 220948, 236730, 254940, 276185, 315640, 331422, 339920, 378768, 441896, 473460, 509880, 552370, 631280, 662844, 828555, 883792, 946920, 1019760, 1104740, 1325688, 1657110, 1893840, 2209480, 2651376, 3314220, 4418960, 6628440, 13256880]

約数ペア:

[(1, 13256880), (2, 6628440), (3, 4418960), (4, 3314220), (5, 2651376), (6, 2209480), (7, 1893840), (8, 1657110), (10, 1325688), (12, 1104740), (13, 1019760), (14, 946920), (15, 883792), (16, 828555), (20, 662844), (21, 631280), (24, 552370), (26, 509880), (28, 473460), (30, 441896), (35, 378768), (39, 339920), (40, 331422), (42, 315640), (48, 276185), (52, 254940), (56, 236730), (60, 220948), (65, 203952), (70, 189384), (78, 169960), (80, 165711), (84, 157820), (91, 145680), (104, 127470), (105, 126256), (112, 118365), (120, 110474), (130, 101976), (140, 94692), (156, 84980), (168, 78910), (182, 72840), (195, 67984), (208, 63735), (210, 63128), (240, 55237), (260, 50988), (273, 48560), (280, 47346), (312, 42490), (336, 39455), (364, 36420), (390, 33992), (420, 31564), (455, 29136), (520, 25494), (546, 24280), (560, 23673), (607, 21840), (624, 21245), (728, 18210), (780, 16996), (840, 15782), (910, 14568), (1040, 12747), (1092, 12140), (1214, 10920), (1365, 9712), (1456, 9105), (1560, 8498), (1680, 7891), (1820, 7284), (1821, 7280), (2184, 6070), (2428, 5460), (2730, 4856), (3035, 4368), (3120, 4249), (3640, 3642)]