2044891520

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:561

約数の個数: 192

約数和(自身を含む): 5732836560

約数和(自身を除く): 3687945040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 197, 224, 245, 280, 320, 331, 392, 394, 448, 490, 560, 640, 662, 784, 788, 896, 980, 985, 1120, 1324, 1379, 1568, 1576, 1655, 1960, 1970, 2240, 2317, 2648, 2758, 3136, 3152, 3310, 3920, 3940, 4480, 4634, 5296, 5516, 6272, 6304, 6620, 6895, 7840, 7880, 9268, 9653, 10592, 11032, 11585, 12608, 13240, 13790, 15680, 15760, 16219, 18536, 19306, 21184, 22064, 23170, 25216, 26480, 27580, 31360, 31520, 32438, 37072, 38612, 42368, 44128, 46340, 48265, 52960, 55160, 63040, 64876, 65207, 74144, 77224, 81095, 88256, 92680, 96530, 105920, 110320, 126080, 129752, 130414, 148288, 154448, 162190, 176512, 185360, 193060, 211840, 220640, 259504, 260828, 296576, 308896, 324380, 326035, 370720, 386120, 441280, 456449, 519008, 521656, 617792, 648760, 652070, 741440, 772240, 882560, 912898, 1038016, 1043312, 1235584, 1297520, 1304140, 1482880, 1544480, 1825796, 2076032, 2086624, 2282245, 2595040, 2608280, 3088960, 3195143, 3651592, 4173248, 4564490, 5190080, 5216560, 6177920, 6390286, 7303184, 8346496, 9128980, 10380160, 10433120, 12780572, 14606368, 15975715, 18257960, 20866240, 25561144, 29212736, 31951430, 36515920, 41732480, 51122288, 58425472, 63902860, 73031840, 102244576, 127805720, 146063680, 204489152, 255611440, 292127360, 408978304, 511222880, 1022445760, 2044891520]

約数ペア:

[(1, 2044891520), (2, 1022445760), (4, 511222880), (5, 408978304), (7, 292127360), (8, 255611440), (10, 204489152), (14, 146063680), (16, 127805720), (20, 102244576), (28, 73031840), (32, 63902860), (35, 58425472), (40, 51122288), (49, 41732480), (56, 36515920), (64, 31951430), (70, 29212736), (80, 25561144), (98, 20866240), (112, 18257960), (128, 15975715), (140, 14606368), (160, 12780572), (196, 10433120), (197, 10380160), (224, 9128980), (245, 8346496), (280, 7303184), (320, 6390286), (331, 6177920), (392, 5216560), (394, 5190080), (448, 4564490), (490, 4173248), (560, 3651592), (640, 3195143), (662, 3088960), (784, 2608280), (788, 2595040), (896, 2282245), (980, 2086624), (985, 2076032), (1120, 1825796), (1324, 1544480), (1379, 1482880), (1568, 1304140), (1576, 1297520), (1655, 1235584), (1960, 1043312), (1970, 1038016), (2240, 912898), (2317, 882560), (2648, 772240), (2758, 741440), (3136, 652070), (3152, 648760), (3310, 617792), (3920, 521656), (3940, 519008), (4480, 456449), (4634, 441280), (5296, 386120), (5516, 370720), (6272, 326035), (6304, 324380), (6620, 308896), (6895, 296576), (7840, 260828), (7880, 259504), (9268, 220640), (9653, 211840), (10592, 193060), (11032, 185360), (11585, 176512), (12608, 162190), (13240, 154448), (13790, 148288), (15680, 130414), (15760, 129752), (16219, 126080), (18536, 110320), (19306, 105920), (21184, 96530), (22064, 92680), (23170, 88256), (25216, 81095), (26480, 77224), (27580, 74144), (31360, 65207), (31520, 64876), (32438, 63040), (37072, 55160), (38612, 52960), (42368, 48265), (44128, 46340)]