21948029040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{43403}}^1$

素因数の和:43476

約数の個数: 240

約数和(自身を含む): 80989780608

約数和(自身を除く): 59041751568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 43, 48, 49, 56, 60, 70, 80, 84, 86, 98, 105, 112, 120, 129, 140, 147, 168, 172, 196, 210, 215, 240, 245, 258, 280, 294, 301, 336, 344, 392, 420, 430, 490, 516, 560, 588, 602, 645, 688, 735, 784, 840, 860, 903, 980, 1032, 1176, 1204, 1290, 1470, 1505, 1680, 1720, 1806, 1960, 2064, 2107, 2352, 2408, 2580, 2940, 3010, 3440, 3612, 3920, 4214, 4515, 4816, 5160, 5880, 6020, 6321, 7224, 8428, 9030, 10320, 10535, 11760, 12040, 12642, 14448, 16856, 18060, 21070, 24080, 25284, 31605, 33712, 36120, 42140, 43403, 50568, 63210, 72240, 84280, 86806, 101136, 126420, 130209, 168560, 173612, 217015, 252840, 260418, 303821, 347224, 434030, 505680, 520836, 607642, 651045, 694448, 868060, 911463, 1041672, 1215284, 1302090, 1519105, 1736120, 1822926, 1866329, 2083344, 2126747, 2430568, 2604180, 3038210, 3472240, 3645852, 3732658, 4253494, 4557315, 4861136, 5208360, 5598987, 6076420, 6380241, 7291704, 7465316, 8506988, 9114630, 9331645, 10416720, 10633735, 11197974, 12152840, 12760482, 13064303, 14583408, 14930632, 17013976, 18229260, 18663290, 21267470, 22395948, 24305680, 25520964, 26128606, 27994935, 29861264, 31901205, 34027952, 36458520, 37326580, 39192909, 42534940, 44791896, 51041928, 52257212, 55989870, 63802410, 65321515, 72917040, 74653160, 78385818, 85069880, 89583792, 91450121, 102083856, 104514424, 111979740, 127604820, 130643030, 149306320, 156771636, 170139760, 182900242, 195964545, 209028848, 223959480, 255209640, 261286060, 274350363, 313543272, 365800484, 391929090, 447918960, 457250605, 510419280, 522572120, 548700726, 627086544, 731600968, 783858180, 914501210, 1045144240, 1097401452, 1371751815, 1463201936, 1567716360, 1829002420, 2194802904, 2743503630, 3135432720, 3658004840, 4389605808, 5487007260, 7316009680, 10974014520, 21948029040]

約数ペア:

[(1, 21948029040), (2, 10974014520), (3, 7316009680), (4, 5487007260), (5, 4389605808), (6, 3658004840), (7, 3135432720), (8, 2743503630), (10, 2194802904), (12, 1829002420), (14, 1567716360), (15, 1463201936), (16, 1371751815), (20, 1097401452), (21, 1045144240), (24, 914501210), (28, 783858180), (30, 731600968), (35, 627086544), (40, 548700726), (42, 522572120), (43, 510419280), (48, 457250605), (49, 447918960), (56, 391929090), (60, 365800484), (70, 313543272), (80, 274350363), (84, 261286060), (86, 255209640), (98, 223959480), (105, 209028848), (112, 195964545), (120, 182900242), (129, 170139760), (140, 156771636), (147, 149306320), (168, 130643030), (172, 127604820), (196, 111979740), (210, 104514424), (215, 102083856), (240, 91450121), (245, 89583792), (258, 85069880), (280, 78385818), (294, 74653160), (301, 72917040), (336, 65321515), (344, 63802410), (392, 55989870), (420, 52257212), (430, 51041928), (490, 44791896), (516, 42534940), (560, 39192909), (588, 37326580), (602, 36458520), (645, 34027952), (688, 31901205), (735, 29861264), (784, 27994935), (840, 26128606), (860, 25520964), (903, 24305680), (980, 22395948), (1032, 21267470), (1176, 18663290), (1204, 18229260), (1290, 17013976), (1470, 14930632), (1505, 14583408), (1680, 13064303), (1720, 12760482), (1806, 12152840), (1960, 11197974), (2064, 10633735), (2107, 10416720), (2352, 9331645), (2408, 9114630), (2580, 8506988), (2940, 7465316), (3010, 7291704), (3440, 6380241), (3612, 6076420), (3920, 5598987), (4214, 5208360), (4515, 4861136), (4816, 4557315), (5160, 4253494), (5880, 3732658), (6020, 3645852), (6321, 3472240), (7224, 3038210), (8428, 2604180), (9030, 2430568), (10320, 2126747), (10535, 2083344), (11760, 1866329), (12040, 1822926), (12642, 1736120), (14448, 1519105), (16856, 1302090), (18060, 1215284), (21070, 1041672), (24080, 911463), (25284, 868060), (31605, 694448), (33712, 651045), (36120, 607642), (42140, 520836), (43403, 505680), (50568, 434030), (63210, 347224), (72240, 303821), (84280, 260418), (86806, 252840), (101136, 217015), (126420, 173612), (130209, 168560)]