19005480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:192

約数の個数: 192

約数和(自身を含む): 69189120

約数和(自身を除く): 50183640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 52, 60, 62, 65, 72, 78, 90, 93, 104, 117, 120, 124, 130, 131, 155, 156, 180, 186, 195, 234, 248, 260, 262, 279, 310, 312, 360, 372, 390, 393, 403, 465, 468, 520, 524, 558, 585, 620, 655, 744, 780, 786, 806, 930, 936, 1048, 1116, 1170, 1179, 1209, 1240, 1310, 1395, 1560, 1572, 1612, 1703, 1860, 1965, 2015, 2232, 2340, 2358, 2418, 2620, 2790, 3144, 3224, 3406, 3627, 3720, 3930, 4030, 4061, 4680, 4716, 4836, 5109, 5240, 5580, 5895, 6045, 6812, 7254, 7860, 8060, 8122, 8515, 9432, 9672, 10218, 11160, 11790, 12090, 12183, 13624, 14508, 15327, 15720, 16120, 16244, 17030, 18135, 20305, 20436, 23580, 24180, 24366, 25545, 29016, 30654, 32488, 34060, 36270, 36549, 40610, 40872, 47160, 48360, 48732, 51090, 52793, 60915, 61308, 68120, 72540, 73098, 76635, 81220, 97464, 102180, 105586, 121830, 122616, 145080, 146196, 153270, 158379, 162440, 182745, 204360, 211172, 243660, 263965, 292392, 306540, 316758, 365490, 422344, 475137, 487320, 527930, 613080, 633516, 730980, 791895, 950274, 1055860, 1267032, 1461960, 1583790, 1900548, 2111720, 2375685, 3167580, 3801096, 4751370, 6335160, 9502740, 19005480]

約数ペア:

[(1, 19005480), (2, 9502740), (3, 6335160), (4, 4751370), (5, 3801096), (6, 3167580), (8, 2375685), (9, 2111720), (10, 1900548), (12, 1583790), (13, 1461960), (15, 1267032), (18, 1055860), (20, 950274), (24, 791895), (26, 730980), (30, 633516), (31, 613080), (36, 527930), (39, 487320), (40, 475137), (45, 422344), (52, 365490), (60, 316758), (62, 306540), (65, 292392), (72, 263965), (78, 243660), (90, 211172), (93, 204360), (104, 182745), (117, 162440), (120, 158379), (124, 153270), (130, 146196), (131, 145080), (155, 122616), (156, 121830), (180, 105586), (186, 102180), (195, 97464), (234, 81220), (248, 76635), (260, 73098), (262, 72540), (279, 68120), (310, 61308), (312, 60915), (360, 52793), (372, 51090), (390, 48732), (393, 48360), (403, 47160), (465, 40872), (468, 40610), (520, 36549), (524, 36270), (558, 34060), (585, 32488), (620, 30654), (655, 29016), (744, 25545), (780, 24366), (786, 24180), (806, 23580), (930, 20436), (936, 20305), (1048, 18135), (1116, 17030), (1170, 16244), (1179, 16120), (1209, 15720), (1240, 15327), (1310, 14508), (1395, 13624), (1560, 12183), (1572, 12090), (1612, 11790), (1703, 11160), (1860, 10218), (1965, 9672), (2015, 9432), (2232, 8515), (2340, 8122), (2358, 8060), (2418, 7860), (2620, 7254), (2790, 6812), (3144, 6045), (3224, 5895), (3406, 5580), (3627, 5240), (3720, 5109), (3930, 4836), (4030, 4716), (4061, 4680)]