19596720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1$

素因数の和:611

約数の個数: 160

約数和(自身を含む): 71495424

約数和(自身を除く): 51898704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 571, 572, 624, 660, 715, 780, 858, 880, 1040, 1142, 1144, 1320, 1430, 1560, 1713, 1716, 2145, 2284, 2288, 2640, 2855, 2860, 3120, 3426, 3432, 4290, 4568, 5710, 5720, 6281, 6852, 6864, 7423, 8565, 8580, 9136, 11420, 11440, 12562, 13704, 14846, 17130, 17160, 18843, 22269, 22840, 25124, 27408, 29692, 31405, 34260, 34320, 37115, 37686, 44538, 45680, 50248, 59384, 62810, 68520, 74230, 75372, 81653, 89076, 94215, 100496, 111345, 118768, 125620, 137040, 148460, 150744, 163306, 178152, 188430, 222690, 244959, 251240, 296920, 301488, 326612, 356304, 376860, 408265, 445380, 489918, 502480, 593840, 653224, 753720, 816530, 890760, 979836, 1224795, 1306448, 1507440, 1633060, 1781520, 1959672, 2449590, 3266120, 3919344, 4899180, 6532240, 9798360, 19596720]

約数ペア:

[(1, 19596720), (2, 9798360), (3, 6532240), (4, 4899180), (5, 3919344), (6, 3266120), (8, 2449590), (10, 1959672), (11, 1781520), (12, 1633060), (13, 1507440), (15, 1306448), (16, 1224795), (20, 979836), (22, 890760), (24, 816530), (26, 753720), (30, 653224), (33, 593840), (39, 502480), (40, 489918), (44, 445380), (48, 408265), (52, 376860), (55, 356304), (60, 326612), (65, 301488), (66, 296920), (78, 251240), (80, 244959), (88, 222690), (104, 188430), (110, 178152), (120, 163306), (130, 150744), (132, 148460), (143, 137040), (156, 125620), (165, 118768), (176, 111345), (195, 100496), (208, 94215), (220, 89076), (240, 81653), (260, 75372), (264, 74230), (286, 68520), (312, 62810), (330, 59384), (390, 50248), (429, 45680), (440, 44538), (520, 37686), (528, 37115), (571, 34320), (572, 34260), (624, 31405), (660, 29692), (715, 27408), (780, 25124), (858, 22840), (880, 22269), (1040, 18843), (1142, 17160), (1144, 17130), (1320, 14846), (1430, 13704), (1560, 12562), (1713, 11440), (1716, 11420), (2145, 9136), (2284, 8580), (2288, 8565), (2640, 7423), (2855, 6864), (2860, 6852), (3120, 6281), (3426, 5720), (3432, 5710), (4290, 4568)]