19604520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:160

約数の個数: 192

約数和(自身を含む): 70761600

約数和(自身を除く): 51157080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 59, 60, 65, 71, 72, 78, 90, 104, 117, 118, 120, 130, 142, 156, 177, 180, 195, 213, 234, 236, 260, 284, 295, 312, 354, 355, 360, 390, 426, 468, 472, 520, 531, 568, 585, 590, 639, 708, 710, 767, 780, 852, 885, 923, 936, 1062, 1065, 1170, 1180, 1278, 1416, 1420, 1534, 1560, 1704, 1770, 1846, 2124, 2130, 2301, 2340, 2360, 2556, 2655, 2769, 2840, 3068, 3195, 3540, 3692, 3835, 4189, 4248, 4260, 4602, 4615, 4680, 5112, 5310, 5538, 6136, 6390, 6903, 7080, 7384, 7670, 8307, 8378, 8520, 9204, 9230, 10620, 11076, 11505, 12567, 12780, 13806, 13845, 15340, 16614, 16756, 18408, 18460, 20945, 21240, 22152, 23010, 25134, 25560, 27612, 27690, 30680, 33228, 33512, 34515, 36920, 37701, 41535, 41890, 46020, 50268, 54457, 55224, 55380, 62835, 66456, 69030, 75402, 83070, 83780, 92040, 100536, 108914, 110760, 125670, 138060, 150804, 163371, 166140, 167560, 188505, 217828, 251340, 272285, 276120, 301608, 326742, 332280, 377010, 435656, 490113, 502680, 544570, 653484, 754020, 816855, 980226, 1089140, 1306968, 1508040, 1633710, 1960452, 2178280, 2450565, 3267420, 3920904, 4901130, 6534840, 9802260, 19604520]

約数ペア:

[(1, 19604520), (2, 9802260), (3, 6534840), (4, 4901130), (5, 3920904), (6, 3267420), (8, 2450565), (9, 2178280), (10, 1960452), (12, 1633710), (13, 1508040), (15, 1306968), (18, 1089140), (20, 980226), (24, 816855), (26, 754020), (30, 653484), (36, 544570), (39, 502680), (40, 490113), (45, 435656), (52, 377010), (59, 332280), (60, 326742), (65, 301608), (71, 276120), (72, 272285), (78, 251340), (90, 217828), (104, 188505), (117, 167560), (118, 166140), (120, 163371), (130, 150804), (142, 138060), (156, 125670), (177, 110760), (180, 108914), (195, 100536), (213, 92040), (234, 83780), (236, 83070), (260, 75402), (284, 69030), (295, 66456), (312, 62835), (354, 55380), (355, 55224), (360, 54457), (390, 50268), (426, 46020), (468, 41890), (472, 41535), (520, 37701), (531, 36920), (568, 34515), (585, 33512), (590, 33228), (639, 30680), (708, 27690), (710, 27612), (767, 25560), (780, 25134), (852, 23010), (885, 22152), (923, 21240), (936, 20945), (1062, 18460), (1065, 18408), (1170, 16756), (1180, 16614), (1278, 15340), (1416, 13845), (1420, 13806), (1534, 12780), (1560, 12567), (1704, 11505), (1770, 11076), (1846, 10620), (2124, 9230), (2130, 9204), (2301, 8520), (2340, 8378), (2360, 8307), (2556, 7670), (2655, 7384), (2769, 7080), (2840, 6903), (3068, 6390), (3195, 6136), (3540, 5538), (3692, 5310), (3835, 5112), (4189, 4680), (4248, 4615), (4260, 4602)]