42240420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:239

約数の個数: 192

約数和(自身を含む): 145152000

約数和(自身を除く): 102911580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 27, 30, 36, 38, 45, 46, 54, 57, 60, 69, 76, 90, 92, 95, 108, 114, 115, 135, 138, 171, 179, 180, 190, 207, 228, 230, 270, 276, 285, 342, 345, 358, 380, 414, 437, 460, 513, 537, 540, 570, 621, 684, 690, 716, 828, 855, 874, 895, 1026, 1035, 1074, 1140, 1242, 1311, 1380, 1611, 1710, 1748, 1790, 2052, 2070, 2148, 2185, 2484, 2565, 2622, 2685, 3105, 3222, 3401, 3420, 3580, 3933, 4117, 4140, 4370, 4833, 5130, 5244, 5370, 6210, 6444, 6555, 6802, 7866, 8055, 8234, 8740, 9666, 10203, 10260, 10740, 11799, 12351, 12420, 13110, 13604, 15732, 16110, 16468, 17005, 19332, 19665, 20406, 20585, 23598, 24165, 24702, 26220, 30609, 32220, 34010, 37053, 39330, 40812, 41170, 47196, 48330, 49404, 51015, 58995, 61218, 61755, 68020, 74106, 78223, 78660, 82340, 91827, 96660, 102030, 111159, 117990, 122436, 123510, 148212, 153045, 156446, 183654, 185265, 204060, 222318, 234669, 235980, 247020, 306090, 312892, 367308, 370530, 391115, 444636, 459135, 469338, 555795, 612180, 704007, 741060, 782230, 918270, 938676, 1111590, 1173345, 1408014, 1564460, 1836540, 2112021, 2223180, 2346690, 2816028, 3520035, 4224042, 4693380, 7040070, 8448084, 10560105, 14080140, 21120210, 42240420]

約数ペア:

[(1, 42240420), (2, 21120210), (3, 14080140), (4, 10560105), (5, 8448084), (6, 7040070), (9, 4693380), (10, 4224042), (12, 3520035), (15, 2816028), (18, 2346690), (19, 2223180), (20, 2112021), (23, 1836540), (27, 1564460), (30, 1408014), (36, 1173345), (38, 1111590), (45, 938676), (46, 918270), (54, 782230), (57, 741060), (60, 704007), (69, 612180), (76, 555795), (90, 469338), (92, 459135), (95, 444636), (108, 391115), (114, 370530), (115, 367308), (135, 312892), (138, 306090), (171, 247020), (179, 235980), (180, 234669), (190, 222318), (207, 204060), (228, 185265), (230, 183654), (270, 156446), (276, 153045), (285, 148212), (342, 123510), (345, 122436), (358, 117990), (380, 111159), (414, 102030), (437, 96660), (460, 91827), (513, 82340), (537, 78660), (540, 78223), (570, 74106), (621, 68020), (684, 61755), (690, 61218), (716, 58995), (828, 51015), (855, 49404), (874, 48330), (895, 47196), (1026, 41170), (1035, 40812), (1074, 39330), (1140, 37053), (1242, 34010), (1311, 32220), (1380, 30609), (1611, 26220), (1710, 24702), (1748, 24165), (1790, 23598), (2052, 20585), (2070, 20406), (2148, 19665), (2185, 19332), (2484, 17005), (2565, 16468), (2622, 16110), (2685, 15732), (3105, 13604), (3222, 13110), (3401, 12420), (3420, 12351), (3580, 11799), (3933, 10740), (4117, 10260), (4140, 10203), (4370, 9666), (4833, 8740), (5130, 8234), (5244, 8055), (5370, 7866), (6210, 6802), (6444, 6555)]