19220760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2$

素因数の和:107

約数の個数: 192

約数和(自身を含む): 70912800

約数和(自身を除く): 51692040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 37, 39, 40, 45, 52, 54, 60, 65, 72, 74, 78, 90, 104, 108, 111, 117, 120, 130, 135, 148, 156, 180, 185, 195, 216, 222, 234, 260, 270, 296, 312, 333, 351, 360, 370, 390, 444, 468, 481, 520, 540, 555, 585, 666, 702, 740, 780, 888, 936, 962, 999, 1080, 1110, 1170, 1332, 1369, 1404, 1443, 1480, 1560, 1665, 1755, 1924, 1998, 2220, 2340, 2405, 2664, 2738, 2808, 2886, 3330, 3510, 3848, 3996, 4107, 4329, 4440, 4680, 4810, 4995, 5476, 5772, 6660, 6845, 7020, 7215, 7992, 8214, 8658, 9620, 9990, 10952, 11544, 12321, 12987, 13320, 13690, 14040, 14430, 16428, 17316, 17797, 19240, 19980, 20535, 21645, 24642, 25974, 27380, 28860, 32856, 34632, 35594, 36963, 39960, 41070, 43290, 49284, 51948, 53391, 54760, 57720, 61605, 64935, 71188, 73926, 82140, 86580, 88985, 98568, 103896, 106782, 123210, 129870, 142376, 147852, 160173, 164280, 173160, 177970, 184815, 213564, 246420, 259740, 266955, 295704, 320346, 355940, 369630, 427128, 480519, 492840, 519480, 533910, 640692, 711880, 739260, 800865, 961038, 1067820, 1281384, 1478520, 1601730, 1922076, 2135640, 2402595, 3203460, 3844152, 4805190, 6406920, 9610380, 19220760]

約数ペア:

[(1, 19220760), (2, 9610380), (3, 6406920), (4, 4805190), (5, 3844152), (6, 3203460), (8, 2402595), (9, 2135640), (10, 1922076), (12, 1601730), (13, 1478520), (15, 1281384), (18, 1067820), (20, 961038), (24, 800865), (26, 739260), (27, 711880), (30, 640692), (36, 533910), (37, 519480), (39, 492840), (40, 480519), (45, 427128), (52, 369630), (54, 355940), (60, 320346), (65, 295704), (72, 266955), (74, 259740), (78, 246420), (90, 213564), (104, 184815), (108, 177970), (111, 173160), (117, 164280), (120, 160173), (130, 147852), (135, 142376), (148, 129870), (156, 123210), (180, 106782), (185, 103896), (195, 98568), (216, 88985), (222, 86580), (234, 82140), (260, 73926), (270, 71188), (296, 64935), (312, 61605), (333, 57720), (351, 54760), (360, 53391), (370, 51948), (390, 49284), (444, 43290), (468, 41070), (481, 39960), (520, 36963), (540, 35594), (555, 34632), (585, 32856), (666, 28860), (702, 27380), (740, 25974), (780, 24642), (888, 21645), (936, 20535), (962, 19980), (999, 19240), (1080, 17797), (1110, 17316), (1170, 16428), (1332, 14430), (1369, 14040), (1404, 13690), (1443, 13320), (1480, 12987), (1560, 12321), (1665, 11544), (1755, 10952), (1924, 9990), (1998, 9620), (2220, 8658), (2340, 8214), (2405, 7992), (2664, 7215), (2738, 7020), (2808, 6845), (2886, 6660), (3330, 5772), (3510, 5476), (3848, 4995), (3996, 4810), (4107, 4680), (4329, 4440)]