21788468424

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1\times {\mathrm{397}}^1$

素因数の和:785

約数の個数: 256

約数和(自身を含む): 65564928000

約数和(自身を除く): 43776459576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 43, 54, 57, 72, 76, 86, 108, 114, 129, 152, 171, 172, 216, 228, 258, 311, 342, 344, 387, 397, 456, 513, 516, 622, 684, 774, 794, 817, 933, 1026, 1032, 1161, 1191, 1244, 1368, 1548, 1588, 1634, 1866, 2052, 2322, 2382, 2451, 2488, 2799, 3096, 3176, 3268, 3573, 3732, 4104, 4644, 4764, 4902, 5598, 5909, 6536, 7146, 7353, 7464, 7543, 8397, 9288, 9528, 9804, 10719, 11196, 11818, 13373, 14292, 14706, 15086, 16794, 17071, 17727, 19608, 21438, 22059, 22392, 22629, 23636, 26746, 28584, 29412, 30172, 33588, 34142, 35454, 40119, 42876, 44118, 45258, 47272, 51213, 53181, 53492, 58824, 60344, 67176, 67887, 68284, 70908, 80238, 85752, 88236, 90516, 102426, 106362, 106984, 120357, 123467, 135774, 136568, 141816, 153639, 159543, 160476, 176472, 181032, 203661, 204852, 212724, 240714, 246934, 254087, 271548, 307278, 319086, 320952, 324349, 361071, 370401, 407322, 409704, 425448, 460917, 481428, 493868, 508174, 543096, 614556, 638172, 648698, 722142, 740802, 762261, 814644, 921834, 962856, 973047, 987736, 1016348, 1111203, 1229112, 1276344, 1297396, 1444284, 1481604, 1524522, 1629288, 1843668, 1946094, 2032696, 2222406, 2286783, 2345873, 2594792, 2888568, 2919141, 2963208, 3049044, 3333609, 3687336, 3892188, 4444812, 4573566, 4691746, 5309081, 5838282, 6098088, 6667218, 6860349, 7037619, 7784376, 8757423, 8889624, 9147132, 9383492, 10618162, 11676564, 13334436, 13720698, 14075238, 15927243, 17514846, 18294264, 18766984, 21112857, 21236324, 23353128, 26668872, 27441396, 28150476, 31854486, 35029692, 42225714, 42472648, 47781729, 54882792, 56300952, 63338571, 63708972, 70059384, 84451428, 95563458, 100872539, 126677142, 127417944, 143345187, 168902856, 191126916, 201745078, 253354284, 286690374, 302617617, 382253832, 403490156, 506708568, 573380748, 605235234, 806980312, 907852851, 1146761496, 1210470468, 1815705702, 2420940936, 2723558553, 3631411404, 5447117106, 7262822808, 10894234212, 21788468424]

約数ペア:

[(1, 21788468424), (2, 10894234212), (3, 7262822808), (4, 5447117106), (6, 3631411404), (8, 2723558553), (9, 2420940936), (12, 1815705702), (18, 1210470468), (19, 1146761496), (24, 907852851), (27, 806980312), (36, 605235234), (38, 573380748), (43, 506708568), (54, 403490156), (57, 382253832), (72, 302617617), (76, 286690374), (86, 253354284), (108, 201745078), (114, 191126916), (129, 168902856), (152, 143345187), (171, 127417944), (172, 126677142), (216, 100872539), (228, 95563458), (258, 84451428), (311, 70059384), (342, 63708972), (344, 63338571), (387, 56300952), (397, 54882792), (456, 47781729), (513, 42472648), (516, 42225714), (622, 35029692), (684, 31854486), (774, 28150476), (794, 27441396), (817, 26668872), (933, 23353128), (1026, 21236324), (1032, 21112857), (1161, 18766984), (1191, 18294264), (1244, 17514846), (1368, 15927243), (1548, 14075238), (1588, 13720698), (1634, 13334436), (1866, 11676564), (2052, 10618162), (2322, 9383492), (2382, 9147132), (2451, 8889624), (2488, 8757423), (2799, 7784376), (3096, 7037619), (3176, 6860349), (3268, 6667218), (3573, 6098088), (3732, 5838282), (4104, 5309081), (4644, 4691746), (4764, 4573566), (4902, 4444812), (5598, 3892188), (5909, 3687336), (6536, 3333609), (7146, 3049044), (7353, 2963208), (7464, 2919141), (7543, 2888568), (8397, 2594792), (9288, 2345873), (9528, 2286783), (9804, 2222406), (10719, 2032696), (11196, 1946094), (11818, 1843668), (13373, 1629288), (14292, 1524522), (14706, 1481604), (15086, 1444284), (16794, 1297396), (17071, 1276344), (17727, 1229112), (19608, 1111203), (21438, 1016348), (22059, 987736), (22392, 973047), (22629, 962856), (23636, 921834), (26746, 814644), (28584, 762261), (29412, 740802), (30172, 722142), (33588, 648698), (34142, 638172), (35454, 614556), (40119, 543096), (42876, 508174), (44118, 493868), (45258, 481428), (47272, 460917), (51213, 425448), (53181, 409704), (53492, 407322), (58824, 370401), (60344, 361071), (67176, 324349), (67887, 320952), (68284, 319086), (70908, 307278), (80238, 271548), (85752, 254087), (88236, 246934), (90516, 240714), (102426, 212724), (106362, 204852), (106984, 203661), (120357, 181032), (123467, 176472), (135774, 160476), (136568, 159543), (141816, 153639)]