19253430

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 59996160

約数和(自身を除く): 40742730

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 61, 63, 70, 90, 105, 122, 126, 135, 167, 183, 189, 210, 270, 305, 315, 334, 366, 378, 427, 501, 549, 610, 630, 835, 854, 915, 945, 1002, 1098, 1169, 1281, 1503, 1647, 1670, 1830, 1890, 2135, 2338, 2505, 2562, 2745, 3006, 3294, 3507, 3843, 4270, 4509, 5010, 5490, 5845, 6405, 7014, 7515, 7686, 8235, 9018, 10187, 10521, 11529, 11690, 12810, 15030, 16470, 17535, 19215, 20374, 21042, 22545, 23058, 30561, 31563, 35070, 38430, 45090, 50935, 52605, 57645, 61122, 63126, 71309, 91683, 101870, 105210, 115290, 142618, 152805, 157815, 183366, 213927, 275049, 305610, 315630, 356545, 427854, 458415, 550098, 641781, 713090, 916830, 1069635, 1283562, 1375245, 1925343, 2139270, 2750490, 3208905, 3850686, 6417810, 9626715, 19253430]

約数ペア:

[(1, 19253430), (2, 9626715), (3, 6417810), (5, 3850686), (6, 3208905), (7, 2750490), (9, 2139270), (10, 1925343), (14, 1375245), (15, 1283562), (18, 1069635), (21, 916830), (27, 713090), (30, 641781), (35, 550098), (42, 458415), (45, 427854), (54, 356545), (61, 315630), (63, 305610), (70, 275049), (90, 213927), (105, 183366), (122, 157815), (126, 152805), (135, 142618), (167, 115290), (183, 105210), (189, 101870), (210, 91683), (270, 71309), (305, 63126), (315, 61122), (334, 57645), (366, 52605), (378, 50935), (427, 45090), (501, 38430), (549, 35070), (610, 31563), (630, 30561), (835, 23058), (854, 22545), (915, 21042), (945, 20374), (1002, 19215), (1098, 17535), (1169, 16470), (1281, 15030), (1503, 12810), (1647, 11690), (1670, 11529), (1830, 10521), (1890, 10187), (2135, 9018), (2338, 8235), (2505, 7686), (2562, 7515), (2745, 7014), (3006, 6405), (3294, 5845), (3507, 5490), (3843, 5010), (4270, 4509)]