19671120

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{1301}}^1$

素因数の和:1330

約数の個数: 160

約数和(自身を含む): 77495040

約数和(自身を除く): 57823920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1301, 1512, 1680, 1890, 2160, 2520, 2602, 3024, 3780, 3903, 5040, 5204, 6505, 7560, 7806, 9107, 10408, 11709, 13010, 15120, 15612, 18214, 19515, 20816, 23418, 26020, 27321, 31224, 35127, 36428, 39030, 45535, 46836, 52040, 54642, 58545, 62448, 70254, 72856, 78060, 81963, 91070, 93672, 104080, 109284, 117090, 136605, 140508, 145712, 156120, 163926, 175635, 182140, 187344, 218568, 234180, 245889, 273210, 281016, 312240, 327852, 351270, 364280, 409815, 437136, 468360, 491778, 546420, 562032, 655704, 702540, 728560, 819630, 936720, 983556, 1092840, 1229445, 1311408, 1405080, 1639260, 1967112, 2185680, 2458890, 2810160, 3278520, 3934224, 4917780, 6557040, 9835560, 19671120]

約数ペア:

[(1, 19671120), (2, 9835560), (3, 6557040), (4, 4917780), (5, 3934224), (6, 3278520), (7, 2810160), (8, 2458890), (9, 2185680), (10, 1967112), (12, 1639260), (14, 1405080), (15, 1311408), (16, 1229445), (18, 1092840), (20, 983556), (21, 936720), (24, 819630), (27, 728560), (28, 702540), (30, 655704), (35, 562032), (36, 546420), (40, 491778), (42, 468360), (45, 437136), (48, 409815), (54, 364280), (56, 351270), (60, 327852), (63, 312240), (70, 281016), (72, 273210), (80, 245889), (84, 234180), (90, 218568), (105, 187344), (108, 182140), (112, 175635), (120, 163926), (126, 156120), (135, 145712), (140, 140508), (144, 136605), (168, 117090), (180, 109284), (189, 104080), (210, 93672), (216, 91070), (240, 81963), (252, 78060), (270, 72856), (280, 70254), (315, 62448), (336, 58545), (360, 54642), (378, 52040), (420, 46836), (432, 45535), (504, 39030), (540, 36428), (560, 35127), (630, 31224), (720, 27321), (756, 26020), (840, 23418), (945, 20816), (1008, 19515), (1080, 18214), (1260, 15612), (1301, 15120), (1512, 13010), (1680, 11709), (1890, 10408), (2160, 9107), (2520, 7806), (2602, 7560), (3024, 6505), (3780, 5204), (3903, 5040)]