421604040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:428

約数の個数: 256

約数和(自身を含む): 1509580800

約数和(自身を除く): 1087976760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 79, 88, 104, 110, 120, 130, 132, 143, 156, 158, 165, 195, 220, 237, 260, 264, 286, 311, 312, 316, 330, 390, 395, 429, 440, 474, 520, 572, 622, 632, 660, 715, 780, 790, 858, 869, 933, 948, 1027, 1144, 1185, 1244, 1320, 1430, 1555, 1560, 1580, 1716, 1738, 1866, 1896, 2054, 2145, 2370, 2488, 2607, 2860, 3081, 3110, 3160, 3421, 3432, 3476, 3732, 4043, 4108, 4290, 4345, 4665, 4740, 5135, 5214, 5720, 6162, 6220, 6842, 6952, 7464, 8086, 8216, 8580, 8690, 9330, 9480, 10263, 10270, 10428, 11297, 12129, 12324, 12440, 13035, 13684, 15405, 16172, 17105, 17160, 17380, 18660, 20215, 20526, 20540, 20856, 22594, 24258, 24569, 24648, 26070, 27368, 30810, 32344, 33891, 34210, 34760, 37320, 40430, 41052, 41080, 44473, 45188, 48516, 49138, 51315, 52140, 56485, 60645, 61620, 67782, 68420, 73707, 80860, 82104, 88946, 90376, 97032, 98276, 102630, 104280, 112970, 121290, 122845, 123240, 133419, 135564, 136840, 147414, 161720, 169455, 177892, 196552, 205260, 222365, 225940, 242580, 245690, 266838, 270259, 271128, 294828, 319397, 338910, 355784, 368535, 410520, 444730, 451880, 485160, 491380, 533676, 540518, 589656, 638794, 667095, 677820, 737070, 810777, 889460, 958191, 982760, 1067352, 1081036, 1277588, 1334190, 1351295, 1355640, 1474140, 1596985, 1621554, 1778920, 1916382, 2162072, 2555176, 2668380, 2702590, 2948280, 3193970, 3243108, 3513367, 3832764, 4053885, 4790955, 5336760, 5405180, 6387940, 6486216, 7026734, 7665528, 8107770, 9581910, 10540101, 10810360, 12775880, 14053468, 16215540, 17566835, 19163820, 21080202, 28106936, 32431080, 35133670, 38327640, 42160404, 52700505, 70267340, 84320808, 105401010, 140534680, 210802020, 421604040]

約数ペア:

[(1, 421604040), (2, 210802020), (3, 140534680), (4, 105401010), (5, 84320808), (6, 70267340), (8, 52700505), (10, 42160404), (11, 38327640), (12, 35133670), (13, 32431080), (15, 28106936), (20, 21080202), (22, 19163820), (24, 17566835), (26, 16215540), (30, 14053468), (33, 12775880), (39, 10810360), (40, 10540101), (44, 9581910), (52, 8107770), (55, 7665528), (60, 7026734), (65, 6486216), (66, 6387940), (78, 5405180), (79, 5336760), (88, 4790955), (104, 4053885), (110, 3832764), (120, 3513367), (130, 3243108), (132, 3193970), (143, 2948280), (156, 2702590), (158, 2668380), (165, 2555176), (195, 2162072), (220, 1916382), (237, 1778920), (260, 1621554), (264, 1596985), (286, 1474140), (311, 1355640), (312, 1351295), (316, 1334190), (330, 1277588), (390, 1081036), (395, 1067352), (429, 982760), (440, 958191), (474, 889460), (520, 810777), (572, 737070), (622, 677820), (632, 667095), (660, 638794), (715, 589656), (780, 540518), (790, 533676), (858, 491380), (869, 485160), (933, 451880), (948, 444730), (1027, 410520), (1144, 368535), (1185, 355784), (1244, 338910), (1320, 319397), (1430, 294828), (1555, 271128), (1560, 270259), (1580, 266838), (1716, 245690), (1738, 242580), (1866, 225940), (1896, 222365), (2054, 205260), (2145, 196552), (2370, 177892), (2488, 169455), (2607, 161720), (2860, 147414), (3081, 136840), (3110, 135564), (3160, 133419), (3421, 123240), (3432, 122845), (3476, 121290), (3732, 112970), (4043, 104280), (4108, 102630), (4290, 98276), (4345, 97032), (4665, 90376), (4740, 88946), (5135, 82104), (5214, 80860), (5720, 73707), (6162, 68420), (6220, 67782), (6842, 61620), (6952, 60645), (7464, 56485), (8086, 52140), (8216, 51315), (8580, 49138), (8690, 48516), (9330, 45188), (9480, 44473), (10263, 41080), (10270, 41052), (10428, 40430), (11297, 37320), (12129, 34760), (12324, 34210), (12440, 33891), (13035, 32344), (13684, 30810), (15405, 27368), (16172, 26070), (17105, 24648), (17160, 24569), (17380, 24258), (18660, 22594), (20215, 20856), (20526, 20540)]