20151715360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{269}}^1\times {\mathrm{317}}^1$

素因数の和:819

約数の個数: 192

約数和(自身を含む): 55043815680

約数和(自身を除く): 34892100320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 211, 224, 269, 280, 317, 422, 538, 560, 634, 844, 1055, 1076, 1120, 1268, 1345, 1477, 1585, 1688, 1883, 2110, 2152, 2219, 2536, 2690, 2954, 3170, 3376, 3766, 4220, 4304, 4438, 5072, 5380, 5908, 6340, 6752, 7385, 7532, 8440, 8608, 8876, 9415, 10144, 10760, 11095, 11816, 12680, 14770, 15064, 16880, 17752, 18830, 21520, 22190, 23632, 25360, 29540, 30128, 33760, 35504, 37660, 43040, 44380, 47264, 50720, 56759, 59080, 60256, 66887, 71008, 75320, 85273, 88760, 113518, 118160, 133774, 150640, 170546, 177520, 227036, 236320, 267548, 283795, 301280, 334435, 341092, 355040, 397313, 426365, 454072, 468209, 535096, 567590, 596911, 668870, 682184, 794626, 852730, 908144, 936418, 1070192, 1135180, 1193822, 1337740, 1364368, 1589252, 1705460, 1816288, 1872836, 1986565, 2140384, 2270360, 2341045, 2387644, 2675480, 2728736, 2984555, 3178504, 3410920, 3745672, 3973130, 4540720, 4682090, 4775288, 5350960, 5969110, 6357008, 6821840, 7491344, 7946260, 9081440, 9364180, 9550576, 10701920, 11938220, 12714016, 13643680, 14982688, 15892520, 17992603, 18728360, 19101152, 23876440, 31785040, 35985206, 37456720, 47752880, 63570080, 71970412, 74913440, 89963015, 95505760, 125948221, 143940824, 179926030, 251896442, 287881648, 359852060, 503792884, 575763296, 629741105, 719704120, 1007585768, 1259482210, 1439408240, 2015171536, 2518964420, 2878816480, 4030343072, 5037928840, 10075857680, 20151715360]

約数ペア:

[(1, 20151715360), (2, 10075857680), (4, 5037928840), (5, 4030343072), (7, 2878816480), (8, 2518964420), (10, 2015171536), (14, 1439408240), (16, 1259482210), (20, 1007585768), (28, 719704120), (32, 629741105), (35, 575763296), (40, 503792884), (56, 359852060), (70, 287881648), (80, 251896442), (112, 179926030), (140, 143940824), (160, 125948221), (211, 95505760), (224, 89963015), (269, 74913440), (280, 71970412), (317, 63570080), (422, 47752880), (538, 37456720), (560, 35985206), (634, 31785040), (844, 23876440), (1055, 19101152), (1076, 18728360), (1120, 17992603), (1268, 15892520), (1345, 14982688), (1477, 13643680), (1585, 12714016), (1688, 11938220), (1883, 10701920), (2110, 9550576), (2152, 9364180), (2219, 9081440), (2536, 7946260), (2690, 7491344), (2954, 6821840), (3170, 6357008), (3376, 5969110), (3766, 5350960), (4220, 4775288), (4304, 4682090), (4438, 4540720), (5072, 3973130), (5380, 3745672), (5908, 3410920), (6340, 3178504), (6752, 2984555), (7385, 2728736), (7532, 2675480), (8440, 2387644), (8608, 2341045), (8876, 2270360), (9415, 2140384), (10144, 1986565), (10760, 1872836), (11095, 1816288), (11816, 1705460), (12680, 1589252), (14770, 1364368), (15064, 1337740), (16880, 1193822), (17752, 1135180), (18830, 1070192), (21520, 936418), (22190, 908144), (23632, 852730), (25360, 794626), (29540, 682184), (30128, 668870), (33760, 596911), (35504, 567590), (37660, 535096), (43040, 468209), (44380, 454072), (47264, 426365), (50720, 397313), (56759, 355040), (59080, 341092), (60256, 334435), (66887, 301280), (71008, 283795), (75320, 267548), (85273, 236320), (88760, 227036), (113518, 177520), (118160, 170546), (133774, 150640)]