20426317560

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21227}}^1$

素因数の和:21270

約数の個数: 256

約数和(自身を含む): 75198067200

約数和(自身を除く): 54771749640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 243, 264, 270, 297, 324, 330, 360, 396, 405, 440, 486, 495, 540, 594, 648, 660, 729, 792, 810, 891, 972, 990, 1080, 1188, 1215, 1320, 1458, 1485, 1620, 1782, 1944, 1980, 2187, 2376, 2430, 2673, 2916, 2970, 3240, 3564, 3645, 3960, 4374, 4455, 4860, 5346, 5832, 5940, 7128, 7290, 8019, 8748, 8910, 9720, 10692, 10935, 11880, 13365, 14580, 16038, 17496, 17820, 21227, 21384, 21870, 24057, 26730, 29160, 32076, 35640, 40095, 42454, 43740, 48114, 53460, 63681, 64152, 80190, 84908, 87480, 96228, 106135, 106920, 120285, 127362, 160380, 169816, 191043, 192456, 212270, 233497, 240570, 254724, 318405, 320760, 382086, 424540, 466994, 481140, 509448, 573129, 636810, 700491, 764172, 849080, 933988, 955215, 962280, 1146258, 1167485, 1273620, 1400982, 1528344, 1719387, 1867976, 1910430, 2101473, 2292516, 2334970, 2547240, 2801964, 2865645, 3438774, 3502455, 3820860, 4202946, 4585032, 4669940, 5158161, 5603928, 5731290, 6304419, 6877548, 7004910, 7641720, 8405892, 8596935, 9339880, 10316322, 10507365, 11462580, 12608838, 13755096, 14009820, 15474483, 16811784, 17193870, 18913257, 20632644, 21014730, 22925160, 25217676, 25790805, 28019640, 30948966, 31522095, 34387740, 37826514, 41265288, 42029460, 46423449, 50435352, 51581610, 56739771, 61897932, 63044190, 68775480, 75653028, 77372415, 84058920, 92846898, 94566285, 103163220, 113479542, 123795864, 126088380, 151306056, 154744830, 170219313, 185693796, 189132570, 206326440, 226959084, 232117245, 252176760, 283698855, 309489660, 340438626, 371387592, 378265140, 453918168, 464234490, 510657939, 567397710, 618979320, 680877252, 756530280, 851096565, 928468980, 1021315878, 1134795420, 1361754504, 1702193130, 1856937960, 2042631756, 2269590840, 2553289695, 3404386260, 4085263512, 5106579390, 6808772520, 10213158780, 20426317560]

約数ペア:

[(1, 20426317560), (2, 10213158780), (3, 6808772520), (4, 5106579390), (5, 4085263512), (6, 3404386260), (8, 2553289695), (9, 2269590840), (10, 2042631756), (11, 1856937960), (12, 1702193130), (15, 1361754504), (18, 1134795420), (20, 1021315878), (22, 928468980), (24, 851096565), (27, 756530280), (30, 680877252), (33, 618979320), (36, 567397710), (40, 510657939), (44, 464234490), (45, 453918168), (54, 378265140), (55, 371387592), (60, 340438626), (66, 309489660), (72, 283698855), (81, 252176760), (88, 232117245), (90, 226959084), (99, 206326440), (108, 189132570), (110, 185693796), (120, 170219313), (132, 154744830), (135, 151306056), (162, 126088380), (165, 123795864), (180, 113479542), (198, 103163220), (216, 94566285), (220, 92846898), (243, 84058920), (264, 77372415), (270, 75653028), (297, 68775480), (324, 63044190), (330, 61897932), (360, 56739771), (396, 51581610), (405, 50435352), (440, 46423449), (486, 42029460), (495, 41265288), (540, 37826514), (594, 34387740), (648, 31522095), (660, 30948966), (729, 28019640), (792, 25790805), (810, 25217676), (891, 22925160), (972, 21014730), (990, 20632644), (1080, 18913257), (1188, 17193870), (1215, 16811784), (1320, 15474483), (1458, 14009820), (1485, 13755096), (1620, 12608838), (1782, 11462580), (1944, 10507365), (1980, 10316322), (2187, 9339880), (2376, 8596935), (2430, 8405892), (2673, 7641720), (2916, 7004910), (2970, 6877548), (3240, 6304419), (3564, 5731290), (3645, 5603928), (3960, 5158161), (4374, 4669940), (4455, 4585032), (4860, 4202946), (5346, 3820860), (5832, 3502455), (5940, 3438774), (7128, 2865645), (7290, 2801964), (8019, 2547240), (8748, 2334970), (8910, 2292516), (9720, 2101473), (10692, 1910430), (10935, 1867976), (11880, 1719387), (13365, 1528344), (14580, 1400982), (16038, 1273620), (17496, 1167485), (17820, 1146258), (21227, 962280), (21384, 955215), (21870, 933988), (24057, 849080), (26730, 764172), (29160, 700491), (32076, 636810), (35640, 573129), (40095, 509448), (42454, 481140), (43740, 466994), (48114, 424540), (53460, 382086), (63681, 320760), (64152, 318405), (80190, 254724), (84908, 240570), (87480, 233497), (96228, 212270), (106135, 192456), (106920, 191043), (120285, 169816), (127362, 160380)]