42378420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:190

約数の個数: 192

約数和(自身を含む): 146313216

約数和(自身を除く): 103934796

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 41, 42, 46, 60, 69, 70, 82, 84, 92, 105, 107, 115, 123, 138, 140, 161, 164, 205, 210, 214, 230, 246, 276, 287, 321, 322, 345, 410, 420, 428, 460, 483, 492, 535, 574, 615, 642, 644, 690, 749, 805, 820, 861, 943, 966, 1070, 1148, 1230, 1284, 1380, 1435, 1498, 1605, 1610, 1722, 1886, 1932, 2140, 2247, 2415, 2460, 2461, 2829, 2870, 2996, 3210, 3220, 3444, 3745, 3772, 4305, 4387, 4494, 4715, 4830, 4922, 5658, 5740, 6420, 6601, 7383, 7490, 8610, 8774, 8988, 9430, 9660, 9844, 11235, 11316, 12305, 13161, 13202, 14145, 14766, 14980, 17220, 17227, 17548, 18860, 19803, 21935, 22470, 24610, 26322, 26404, 28290, 29532, 30709, 33005, 34454, 36915, 39606, 43870, 44940, 49220, 51681, 52644, 56580, 61418, 65805, 66010, 68908, 73830, 79212, 86135, 87740, 92127, 99015, 100901, 103362, 122836, 131610, 132020, 147660, 153545, 172270, 184254, 198030, 201802, 206724, 258405, 263220, 302703, 307090, 344540, 368508, 396060, 403604, 460635, 504505, 516810, 605406, 614180, 706307, 921270, 1009010, 1033620, 1210812, 1412614, 1513515, 1842540, 2018020, 2118921, 2825228, 3027030, 3531535, 4237842, 6054060, 7063070, 8475684, 10594605, 14126140, 21189210, 42378420]

約数ペア:

[(1, 42378420), (2, 21189210), (3, 14126140), (4, 10594605), (5, 8475684), (6, 7063070), (7, 6054060), (10, 4237842), (12, 3531535), (14, 3027030), (15, 2825228), (20, 2118921), (21, 2018020), (23, 1842540), (28, 1513515), (30, 1412614), (35, 1210812), (41, 1033620), (42, 1009010), (46, 921270), (60, 706307), (69, 614180), (70, 605406), (82, 516810), (84, 504505), (92, 460635), (105, 403604), (107, 396060), (115, 368508), (123, 344540), (138, 307090), (140, 302703), (161, 263220), (164, 258405), (205, 206724), (210, 201802), (214, 198030), (230, 184254), (246, 172270), (276, 153545), (287, 147660), (321, 132020), (322, 131610), (345, 122836), (410, 103362), (420, 100901), (428, 99015), (460, 92127), (483, 87740), (492, 86135), (535, 79212), (574, 73830), (615, 68908), (642, 66010), (644, 65805), (690, 61418), (749, 56580), (805, 52644), (820, 51681), (861, 49220), (943, 44940), (966, 43870), (1070, 39606), (1148, 36915), (1230, 34454), (1284, 33005), (1380, 30709), (1435, 29532), (1498, 28290), (1605, 26404), (1610, 26322), (1722, 24610), (1886, 22470), (1932, 21935), (2140, 19803), (2247, 18860), (2415, 17548), (2460, 17227), (2461, 17220), (2829, 14980), (2870, 14766), (2996, 14145), (3210, 13202), (3220, 13161), (3444, 12305), (3745, 11316), (3772, 11235), (4305, 9844), (4387, 9660), (4494, 9430), (4715, 8988), (4830, 8774), (4922, 8610), (5658, 7490), (5740, 7383), (6420, 6601)]