19448520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1$

素因数の和:184

約数の個数: 192

約数和(自身を含む): 72731520

約数和(自身を除く): 53283000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 137, 140, 156, 168, 169, 182, 195, 210, 260, 273, 274, 280, 312, 338, 364, 390, 411, 420, 455, 507, 520, 546, 548, 676, 685, 728, 780, 822, 840, 845, 910, 959, 1014, 1092, 1096, 1183, 1352, 1365, 1370, 1560, 1644, 1690, 1781, 1820, 1918, 2028, 2055, 2184, 2366, 2535, 2730, 2740, 2877, 3288, 3380, 3549, 3562, 3640, 3836, 4056, 4110, 4732, 4795, 5070, 5343, 5460, 5480, 5754, 5915, 6760, 7098, 7124, 7672, 8220, 8905, 9464, 9590, 10140, 10686, 10920, 11508, 11830, 12467, 14196, 14248, 14385, 16440, 17745, 17810, 19180, 20280, 21372, 23016, 23153, 23660, 24934, 26715, 28392, 28770, 35490, 35620, 37401, 38360, 42744, 46306, 47320, 49868, 53430, 57540, 62335, 69459, 70980, 71240, 74802, 92612, 99736, 106860, 115080, 115765, 124670, 138918, 141960, 149604, 162071, 185224, 187005, 213720, 231530, 249340, 277836, 299208, 324142, 347295, 374010, 463060, 486213, 498680, 555672, 648284, 694590, 748020, 810355, 926120, 972426, 1296568, 1389180, 1496040, 1620710, 1944852, 2431065, 2778360, 3241420, 3889704, 4862130, 6482840, 9724260, 19448520]

約数ペア:

[(1, 19448520), (2, 9724260), (3, 6482840), (4, 4862130), (5, 3889704), (6, 3241420), (7, 2778360), (8, 2431065), (10, 1944852), (12, 1620710), (13, 1496040), (14, 1389180), (15, 1296568), (20, 972426), (21, 926120), (24, 810355), (26, 748020), (28, 694590), (30, 648284), (35, 555672), (39, 498680), (40, 486213), (42, 463060), (52, 374010), (56, 347295), (60, 324142), (65, 299208), (70, 277836), (78, 249340), (84, 231530), (91, 213720), (104, 187005), (105, 185224), (120, 162071), (130, 149604), (137, 141960), (140, 138918), (156, 124670), (168, 115765), (169, 115080), (182, 106860), (195, 99736), (210, 92612), (260, 74802), (273, 71240), (274, 70980), (280, 69459), (312, 62335), (338, 57540), (364, 53430), (390, 49868), (411, 47320), (420, 46306), (455, 42744), (507, 38360), (520, 37401), (546, 35620), (548, 35490), (676, 28770), (685, 28392), (728, 26715), (780, 24934), (822, 23660), (840, 23153), (845, 23016), (910, 21372), (959, 20280), (1014, 19180), (1092, 17810), (1096, 17745), (1183, 16440), (1352, 14385), (1365, 14248), (1370, 14196), (1560, 12467), (1644, 11830), (1690, 11508), (1781, 10920), (1820, 10686), (1918, 10140), (2028, 9590), (2055, 9464), (2184, 8905), (2366, 8220), (2535, 7672), (2730, 7124), (2740, 7098), (2877, 6760), (3288, 5915), (3380, 5754), (3549, 5480), (3562, 5460), (3640, 5343), (3836, 5070), (4056, 4795), (4110, 4732)]