20171249910

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{2341}}^1$

素因数の和:2508

約数の個数: 256

約数和(自身を含む): 63456583680

約数和(自身を除く): 43285333770

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 47, 54, 63, 70, 90, 94, 97, 105, 126, 135, 141, 189, 194, 210, 235, 270, 282, 291, 315, 329, 378, 423, 470, 485, 582, 630, 658, 679, 705, 846, 873, 945, 970, 987, 1269, 1358, 1410, 1455, 1645, 1746, 1890, 1974, 2037, 2115, 2341, 2538, 2619, 2910, 2961, 3290, 3395, 4074, 4230, 4365, 4559, 4682, 4935, 5238, 5922, 6111, 6345, 6790, 7023, 8730, 8883, 9118, 9870, 10185, 11705, 12222, 12690, 13095, 13677, 14046, 14805, 16387, 17766, 18333, 20370, 21069, 22795, 23410, 26190, 27354, 29610, 30555, 31913, 32774, 35115, 36666, 41031, 42138, 44415, 45590, 49161, 61110, 63207, 63826, 68385, 70230, 81935, 82062, 88830, 91665, 95739, 98322, 105345, 110027, 123093, 126414, 136770, 147483, 159565, 163870, 183330, 191478, 205155, 210690, 220054, 227077, 245805, 246186, 287217, 294966, 316035, 319130, 330081, 410310, 442449, 454154, 478695, 491610, 550135, 574434, 615465, 632070, 660162, 681231, 737415, 770189, 861651, 884898, 957390, 990243, 1100270, 1135385, 1230930, 1362462, 1436085, 1474830, 1540378, 1589539, 1650405, 1723302, 1980486, 2043693, 2212245, 2270770, 2310567, 2872170, 2970729, 3179078, 3300810, 3406155, 3850945, 4087386, 4308255, 4424490, 4621134, 4768617, 4951215, 5941458, 6131079, 6812310, 6931701, 7701890, 7947695, 8616510, 9537234, 9902430, 10218465, 10672619, 11552835, 12262158, 13863402, 14305851, 14853645, 15895390, 20436930, 20795103, 21345238, 23105670, 23843085, 28611702, 29707290, 30655395, 32017857, 34658505, 41590206, 42917553, 47686170, 53363095, 61310790, 64035714, 69317010, 71529255, 74708333, 85835106, 96053571, 103975515, 106726190, 143058510, 149416666, 160089285, 192107142, 207951030, 214587765, 224124999, 288160713, 320178570, 373541665, 429175530, 448249998, 480267855, 576321426, 672374997, 747083330, 960535710, 1120624995, 1344749994, 1440803565, 2017124991, 2241249990, 2881607130, 3361874985, 4034249982, 6723749970, 10085624955, 20171249910]

約数ペア:

[(1, 20171249910), (2, 10085624955), (3, 6723749970), (5, 4034249982), (6, 3361874985), (7, 2881607130), (9, 2241249990), (10, 2017124991), (14, 1440803565), (15, 1344749994), (18, 1120624995), (21, 960535710), (27, 747083330), (30, 672374997), (35, 576321426), (42, 480267855), (45, 448249998), (47, 429175530), (54, 373541665), (63, 320178570), (70, 288160713), (90, 224124999), (94, 214587765), (97, 207951030), (105, 192107142), (126, 160089285), (135, 149416666), (141, 143058510), (189, 106726190), (194, 103975515), (210, 96053571), (235, 85835106), (270, 74708333), (282, 71529255), (291, 69317010), (315, 64035714), (329, 61310790), (378, 53363095), (423, 47686170), (470, 42917553), (485, 41590206), (582, 34658505), (630, 32017857), (658, 30655395), (679, 29707290), (705, 28611702), (846, 23843085), (873, 23105670), (945, 21345238), (970, 20795103), (987, 20436930), (1269, 15895390), (1358, 14853645), (1410, 14305851), (1455, 13863402), (1645, 12262158), (1746, 11552835), (1890, 10672619), (1974, 10218465), (2037, 9902430), (2115, 9537234), (2341, 8616510), (2538, 7947695), (2619, 7701890), (2910, 6931701), (2961, 6812310), (3290, 6131079), (3395, 5941458), (4074, 4951215), (4230, 4768617), (4365, 4621134), (4559, 4424490), (4682, 4308255), (4935, 4087386), (5238, 3850945), (5922, 3406155), (6111, 3300810), (6345, 3179078), (6790, 2970729), (7023, 2872170), (8730, 2310567), (8883, 2270770), (9118, 2212245), (9870, 2043693), (10185, 1980486), (11705, 1723302), (12222, 1650405), (12690, 1589539), (13095, 1540378), (13677, 1474830), (14046, 1436085), (14805, 1362462), (16387, 1230930), (17766, 1135385), (18333, 1100270), (20370, 990243), (21069, 957390), (22795, 884898), (23410, 861651), (26190, 770189), (27354, 737415), (29610, 681231), (30555, 660162), (31913, 632070), (32774, 615465), (35115, 574434), (36666, 550135), (41031, 491610), (42138, 478695), (44415, 454154), (45590, 442449), (49161, 410310), (61110, 330081), (63207, 319130), (63826, 316035), (68385, 294966), (70230, 287217), (81935, 246186), (82062, 245805), (88830, 227077), (91665, 220054), (95739, 210690), (98322, 205155), (105345, 191478), (110027, 183330), (123093, 163870), (126414, 159565), (136770, 147483)]