19266720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:159

約数の個数: 192

約数和(自身を含む): 68584320

約数和(自身を除く): 49317600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 41, 44, 48, 55, 60, 66, 80, 82, 88, 89, 96, 110, 120, 123, 132, 160, 164, 165, 176, 178, 205, 220, 240, 246, 264, 267, 328, 330, 352, 356, 410, 440, 445, 451, 480, 492, 528, 534, 615, 656, 660, 712, 820, 880, 890, 902, 979, 984, 1056, 1068, 1230, 1312, 1320, 1335, 1353, 1424, 1640, 1760, 1780, 1804, 1958, 1968, 2136, 2255, 2460, 2640, 2670, 2706, 2848, 2937, 3280, 3560, 3608, 3649, 3916, 3936, 4272, 4510, 4895, 4920, 5280, 5340, 5412, 5874, 6560, 6765, 7120, 7216, 7298, 7832, 8544, 9020, 9790, 9840, 10680, 10824, 10947, 11748, 13530, 14240, 14432, 14596, 14685, 15664, 18040, 18245, 19580, 19680, 21360, 21648, 21894, 23496, 27060, 29192, 29370, 31328, 36080, 36490, 39160, 40139, 42720, 43296, 43788, 46992, 54120, 54735, 58384, 58740, 72160, 72980, 78320, 80278, 87576, 93984, 108240, 109470, 116768, 117480, 120417, 145960, 156640, 160556, 175152, 200695, 216480, 218940, 234960, 240834, 291920, 321112, 350304, 401390, 437880, 469920, 481668, 583840, 602085, 642224, 802780, 875760, 963336, 1204170, 1284448, 1605560, 1751520, 1926672, 2408340, 3211120, 3853344, 4816680, 6422240, 9633360, 19266720]

約数ペア:

[(1, 19266720), (2, 9633360), (3, 6422240), (4, 4816680), (5, 3853344), (6, 3211120), (8, 2408340), (10, 1926672), (11, 1751520), (12, 1605560), (15, 1284448), (16, 1204170), (20, 963336), (22, 875760), (24, 802780), (30, 642224), (32, 602085), (33, 583840), (40, 481668), (41, 469920), (44, 437880), (48, 401390), (55, 350304), (60, 321112), (66, 291920), (80, 240834), (82, 234960), (88, 218940), (89, 216480), (96, 200695), (110, 175152), (120, 160556), (123, 156640), (132, 145960), (160, 120417), (164, 117480), (165, 116768), (176, 109470), (178, 108240), (205, 93984), (220, 87576), (240, 80278), (246, 78320), (264, 72980), (267, 72160), (328, 58740), (330, 58384), (352, 54735), (356, 54120), (410, 46992), (440, 43788), (445, 43296), (451, 42720), (480, 40139), (492, 39160), (528, 36490), (534, 36080), (615, 31328), (656, 29370), (660, 29192), (712, 27060), (820, 23496), (880, 21894), (890, 21648), (902, 21360), (979, 19680), (984, 19580), (1056, 18245), (1068, 18040), (1230, 15664), (1312, 14685), (1320, 14596), (1335, 14432), (1353, 14240), (1424, 13530), (1640, 11748), (1760, 10947), (1780, 10824), (1804, 10680), (1958, 9840), (1968, 9790), (2136, 9020), (2255, 8544), (2460, 7832), (2640, 7298), (2670, 7216), (2706, 7120), (2848, 6765), (2937, 6560), (3280, 5874), (3560, 5412), (3608, 5340), (3649, 5280), (3916, 4920), (3936, 4895), (4272, 4510)]