19175520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1$

素因数の和:477

約数の個数: 192

約数和(自身を含む): 74511360

約数和(自身を除く): 55335840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 364, 390, 416, 420, 439, 455, 480, 520, 546, 560, 624, 672, 728, 780, 840, 878, 910, 1040, 1092, 1120, 1248, 1317, 1365, 1456, 1560, 1680, 1756, 1820, 2080, 2184, 2195, 2634, 2730, 2912, 3073, 3120, 3360, 3512, 3640, 4368, 4390, 5268, 5460, 5707, 6146, 6240, 6585, 7024, 7280, 8736, 8780, 9219, 10536, 10920, 11414, 12292, 13170, 14048, 14560, 15365, 17121, 17560, 18438, 21072, 21840, 22828, 24584, 26340, 28535, 30730, 34242, 35120, 36876, 39949, 42144, 43680, 45656, 46095, 49168, 52680, 57070, 61460, 68484, 70240, 73752, 79898, 85605, 91312, 92190, 98336, 105360, 114140, 119847, 122920, 136968, 147504, 159796, 171210, 182624, 184380, 199745, 210720, 228280, 239694, 245840, 273936, 295008, 319592, 342420, 368760, 399490, 456560, 479388, 491680, 547872, 599235, 639184, 684840, 737520, 798980, 913120, 958776, 1198470, 1278368, 1369680, 1475040, 1597960, 1917552, 2396940, 2739360, 3195920, 3835104, 4793880, 6391840, 9587760, 19175520]

約数ペア:

[(1, 19175520), (2, 9587760), (3, 6391840), (4, 4793880), (5, 3835104), (6, 3195920), (7, 2739360), (8, 2396940), (10, 1917552), (12, 1597960), (13, 1475040), (14, 1369680), (15, 1278368), (16, 1198470), (20, 958776), (21, 913120), (24, 798980), (26, 737520), (28, 684840), (30, 639184), (32, 599235), (35, 547872), (39, 491680), (40, 479388), (42, 456560), (48, 399490), (52, 368760), (56, 342420), (60, 319592), (65, 295008), (70, 273936), (78, 245840), (80, 239694), (84, 228280), (91, 210720), (96, 199745), (104, 184380), (105, 182624), (112, 171210), (120, 159796), (130, 147504), (140, 136968), (156, 122920), (160, 119847), (168, 114140), (182, 105360), (195, 98336), (208, 92190), (210, 91312), (224, 85605), (240, 79898), (260, 73752), (273, 70240), (280, 68484), (312, 61460), (336, 57070), (364, 52680), (390, 49168), (416, 46095), (420, 45656), (439, 43680), (455, 42144), (480, 39949), (520, 36876), (546, 35120), (560, 34242), (624, 30730), (672, 28535), (728, 26340), (780, 24584), (840, 22828), (878, 21840), (910, 21072), (1040, 18438), (1092, 17560), (1120, 17121), (1248, 15365), (1317, 14560), (1365, 14048), (1456, 13170), (1560, 12292), (1680, 11414), (1756, 10920), (1820, 10536), (2080, 9219), (2184, 8780), (2195, 8736), (2634, 7280), (2730, 7024), (2912, 6585), (3073, 6240), (3120, 6146), (3360, 5707), (3512, 5460), (3640, 5268), (4368, 4390)]