31214040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1$

素因数の和:162

約数の個数: 256

約数和(自身を含む): 117573120

約数和(自身を除く): 86359080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 17, 20, 22, 24, 26, 30, 33, 34, 39, 40, 44, 51, 52, 55, 60, 65, 66, 68, 78, 85, 88, 102, 104, 107, 110, 120, 130, 132, 136, 143, 156, 165, 170, 187, 195, 204, 214, 220, 221, 255, 260, 264, 286, 312, 321, 330, 340, 374, 390, 408, 428, 429, 440, 442, 510, 520, 535, 561, 572, 642, 660, 663, 680, 715, 748, 780, 856, 858, 884, 935, 1020, 1070, 1105, 1122, 1144, 1177, 1284, 1320, 1326, 1391, 1430, 1496, 1560, 1605, 1716, 1768, 1819, 1870, 2040, 2140, 2145, 2210, 2244, 2354, 2431, 2568, 2652, 2782, 2805, 2860, 3210, 3315, 3432, 3531, 3638, 3740, 4173, 4280, 4290, 4420, 4488, 4708, 4862, 5304, 5457, 5564, 5610, 5720, 5885, 6420, 6630, 6955, 7062, 7276, 7293, 7480, 8346, 8580, 8840, 9095, 9416, 9724, 10914, 11128, 11220, 11770, 12155, 12840, 13260, 13910, 14124, 14552, 14586, 15301, 16692, 17160, 17655, 18190, 19448, 20009, 20865, 21828, 22440, 23540, 23647, 24310, 26520, 27285, 27820, 28248, 29172, 30602, 33384, 35310, 36380, 36465, 40018, 41730, 43656, 45903, 47080, 47294, 48620, 54570, 55640, 58344, 60027, 61204, 70620, 70941, 72760, 72930, 76505, 80036, 83460, 91806, 94588, 97240, 100045, 109140, 118235, 120054, 122408, 141240, 141882, 145860, 153010, 160072, 166920, 183612, 189176, 200090, 218280, 229515, 236470, 240108, 260117, 283764, 291720, 300135, 306020, 354705, 367224, 400180, 459030, 472940, 480216, 520234, 567528, 600270, 612040, 709410, 780351, 800360, 918060, 945880, 1040468, 1200540, 1300585, 1418820, 1560702, 1836120, 2080936, 2401080, 2601170, 2837640, 3121404, 3901755, 5202340, 6242808, 7803510, 10404680, 15607020, 31214040]

約数ペア:

[(1, 31214040), (2, 15607020), (3, 10404680), (4, 7803510), (5, 6242808), (6, 5202340), (8, 3901755), (10, 3121404), (11, 2837640), (12, 2601170), (13, 2401080), (15, 2080936), (17, 1836120), (20, 1560702), (22, 1418820), (24, 1300585), (26, 1200540), (30, 1040468), (33, 945880), (34, 918060), (39, 800360), (40, 780351), (44, 709410), (51, 612040), (52, 600270), (55, 567528), (60, 520234), (65, 480216), (66, 472940), (68, 459030), (78, 400180), (85, 367224), (88, 354705), (102, 306020), (104, 300135), (107, 291720), (110, 283764), (120, 260117), (130, 240108), (132, 236470), (136, 229515), (143, 218280), (156, 200090), (165, 189176), (170, 183612), (187, 166920), (195, 160072), (204, 153010), (214, 145860), (220, 141882), (221, 141240), (255, 122408), (260, 120054), (264, 118235), (286, 109140), (312, 100045), (321, 97240), (330, 94588), (340, 91806), (374, 83460), (390, 80036), (408, 76505), (428, 72930), (429, 72760), (440, 70941), (442, 70620), (510, 61204), (520, 60027), (535, 58344), (561, 55640), (572, 54570), (642, 48620), (660, 47294), (663, 47080), (680, 45903), (715, 43656), (748, 41730), (780, 40018), (856, 36465), (858, 36380), (884, 35310), (935, 33384), (1020, 30602), (1070, 29172), (1105, 28248), (1122, 27820), (1144, 27285), (1177, 26520), (1284, 24310), (1320, 23647), (1326, 23540), (1391, 22440), (1430, 21828), (1496, 20865), (1560, 20009), (1605, 19448), (1716, 18190), (1768, 17655), (1819, 17160), (1870, 16692), (2040, 15301), (2140, 14586), (2145, 14552), (2210, 14124), (2244, 13910), (2354, 13260), (2431, 12840), (2568, 12155), (2652, 11770), (2782, 11220), (2805, 11128), (2860, 10914), (3210, 9724), (3315, 9416), (3432, 9095), (3531, 8840), (3638, 8580), (3740, 8346), (4173, 7480), (4280, 7293), (4290, 7276), (4420, 7062), (4488, 6955), (4708, 6630), (4862, 6420), (5304, 5885), (5457, 5720), (5564, 5610)]