20616198120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{355697}}^1$

素因数の和:355744

約数の個数: 192

約数和(自身を含む): 79903998720

約数和(自身を除く): 59287800600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 115, 120, 126, 138, 140, 161, 168, 180, 184, 207, 210, 230, 252, 276, 280, 315, 322, 345, 360, 414, 420, 460, 483, 504, 552, 630, 644, 690, 805, 828, 840, 920, 966, 1035, 1260, 1288, 1380, 1449, 1610, 1656, 1932, 2070, 2415, 2520, 2760, 2898, 3220, 3864, 4140, 4830, 5796, 6440, 7245, 8280, 9660, 11592, 14490, 19320, 28980, 57960, 355697, 711394, 1067091, 1422788, 1778485, 2134182, 2489879, 2845576, 3201273, 3556970, 4268364, 4979758, 5335455, 6402546, 7113940, 7469637, 8181031, 8536728, 9959516, 10670910, 12449395, 12805092, 14227880, 14939274, 16006365, 16362062, 19919032, 21341820, 22408911, 24543093, 24898790, 25610184, 29878548, 32012730, 32724124, 37348185, 40905155, 42683640, 44817822, 49086186, 49797580, 57267217, 59757096, 64025460, 65448248, 73629279, 74696370, 81810310, 89635644, 98172372, 99595160, 112044555, 114534434, 122715465, 128050920, 147258558, 149392740, 163620620, 171801651, 179271288, 196344744, 224089110, 229068868, 245430930, 286336085, 294517116, 298785480, 327241240, 343603302, 368146395, 448178220, 458137736, 490861860, 515404953, 572672170, 589034232, 687206604, 736292790, 859008255, 896356440, 981723720, 1030809906, 1145344340, 1374413208, 1472585580, 1718016510, 2061619812, 2290688680, 2577024765, 2945171160, 3436033020, 4123239624, 5154049530, 6872066040, 10308099060, 20616198120]

約数ペア:

[(1, 20616198120), (2, 10308099060), (3, 6872066040), (4, 5154049530), (5, 4123239624), (6, 3436033020), (7, 2945171160), (8, 2577024765), (9, 2290688680), (10, 2061619812), (12, 1718016510), (14, 1472585580), (15, 1374413208), (18, 1145344340), (20, 1030809906), (21, 981723720), (23, 896356440), (24, 859008255), (28, 736292790), (30, 687206604), (35, 589034232), (36, 572672170), (40, 515404953), (42, 490861860), (45, 458137736), (46, 448178220), (56, 368146395), (60, 343603302), (63, 327241240), (69, 298785480), (70, 294517116), (72, 286336085), (84, 245430930), (90, 229068868), (92, 224089110), (105, 196344744), (115, 179271288), (120, 171801651), (126, 163620620), (138, 149392740), (140, 147258558), (161, 128050920), (168, 122715465), (180, 114534434), (184, 112044555), (207, 99595160), (210, 98172372), (230, 89635644), (252, 81810310), (276, 74696370), (280, 73629279), (315, 65448248), (322, 64025460), (345, 59757096), (360, 57267217), (414, 49797580), (420, 49086186), (460, 44817822), (483, 42683640), (504, 40905155), (552, 37348185), (630, 32724124), (644, 32012730), (690, 29878548), (805, 25610184), (828, 24898790), (840, 24543093), (920, 22408911), (966, 21341820), (1035, 19919032), (1260, 16362062), (1288, 16006365), (1380, 14939274), (1449, 14227880), (1610, 12805092), (1656, 12449395), (1932, 10670910), (2070, 9959516), (2415, 8536728), (2520, 8181031), (2760, 7469637), (2898, 7113940), (3220, 6402546), (3864, 5335455), (4140, 4979758), (4830, 4268364), (5796, 3556970), (6440, 3201273), (7245, 2845576), (8280, 2489879), (9660, 2134182), (11592, 1778485), (14490, 1422788), (19320, 1067091), (28980, 711394), (57960, 355697)]