21897020340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{1663}}^1$

素因数の和:2039

約数の個数: 288

約数和(自身を含む): 76012425216

約数和(自身を除く): 54115404876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 331, 340, 390, 442, 468, 510, 585, 612, 662, 663, 765, 780, 884, 993, 1020, 1105, 1170, 1324, 1326, 1530, 1655, 1663, 1986, 1989, 2210, 2340, 2652, 2979, 3060, 3310, 3315, 3326, 3972, 3978, 4303, 4420, 4965, 4989, 5627, 5958, 6620, 6630, 6652, 7956, 8315, 8606, 9930, 9945, 9978, 11254, 11916, 12909, 13260, 14895, 14967, 16630, 16881, 17212, 19860, 19890, 19956, 21515, 21619, 22508, 24945, 25818, 28135, 28271, 29790, 29934, 33260, 33762, 38727, 39780, 43030, 43238, 49890, 50643, 51636, 56270, 56542, 59580, 59868, 64545, 64857, 67524, 73151, 74835, 77454, 84405, 84813, 86060, 86476, 99780, 101286, 108095, 112540, 113084, 129090, 129714, 141355, 146302, 149670, 154908, 168810, 169626, 193635, 194571, 202572, 216190, 219453, 253215, 254439, 258180, 259428, 282710, 292604, 299340, 324285, 337620, 339252, 365755, 367523, 387270, 389142, 424065, 432380, 438906, 506430, 508878, 550453, 565420, 648570, 658359, 731510, 735046, 774540, 778284, 848130, 877812, 972855, 1012860, 1017756, 1097265, 1100906, 1102569, 1272195, 1297140, 1316718, 1463020, 1470092, 1651359, 1696260, 1837615, 1945710, 2194530, 2201812, 2205138, 2544390, 2633436, 2752265, 3291795, 3302718, 3307707, 3675230, 3891420, 4389060, 4410276, 4954077, 5088780, 5504530, 5512845, 6583590, 6605436, 6615414, 7155889, 7350460, 8256795, 9357701, 9908154, 11009060, 11025690, 13167180, 13230828, 14311778, 16513590, 16538535, 18715402, 19816308, 21467667, 22051380, 24770385, 28073103, 28623556, 33027180, 33077070, 35779445, 37430804, 42935334, 46788505, 49540770, 56146206, 64403001, 66154140, 71558890, 84219309, 85870668, 93577010, 99081540, 107338335, 112292412, 121650113, 128806002, 140365515, 143117780, 168438618, 187154020, 214676670, 243300226, 257612004, 280731030, 322015005, 336877236, 364950339, 421096545, 429353340, 486600452, 561462060, 608250565, 644030010, 729900678, 842193090, 1094851017, 1216501130, 1288060020, 1459801356, 1684386180, 1824751695, 2189702034, 2433002260, 3649503390, 4379404068, 5474255085, 7299006780, 10948510170, 21897020340]

約数ペア:

[(1, 21897020340), (2, 10948510170), (3, 7299006780), (4, 5474255085), (5, 4379404068), (6, 3649503390), (9, 2433002260), (10, 2189702034), (12, 1824751695), (13, 1684386180), (15, 1459801356), (17, 1288060020), (18, 1216501130), (20, 1094851017), (26, 842193090), (30, 729900678), (34, 644030010), (36, 608250565), (39, 561462060), (45, 486600452), (51, 429353340), (52, 421096545), (60, 364950339), (65, 336877236), (68, 322015005), (78, 280731030), (85, 257612004), (90, 243300226), (102, 214676670), (117, 187154020), (130, 168438618), (153, 143117780), (156, 140365515), (170, 128806002), (180, 121650113), (195, 112292412), (204, 107338335), (221, 99081540), (234, 93577010), (255, 85870668), (260, 84219309), (306, 71558890), (331, 66154140), (340, 64403001), (390, 56146206), (442, 49540770), (468, 46788505), (510, 42935334), (585, 37430804), (612, 35779445), (662, 33077070), (663, 33027180), (765, 28623556), (780, 28073103), (884, 24770385), (993, 22051380), (1020, 21467667), (1105, 19816308), (1170, 18715402), (1324, 16538535), (1326, 16513590), (1530, 14311778), (1655, 13230828), (1663, 13167180), (1986, 11025690), (1989, 11009060), (2210, 9908154), (2340, 9357701), (2652, 8256795), (2979, 7350460), (3060, 7155889), (3310, 6615414), (3315, 6605436), (3326, 6583590), (3972, 5512845), (3978, 5504530), (4303, 5088780), (4420, 4954077), (4965, 4410276), (4989, 4389060), (5627, 3891420), (5958, 3675230), (6620, 3307707), (6630, 3302718), (6652, 3291795), (7956, 2752265), (8315, 2633436), (8606, 2544390), (9930, 2205138), (9945, 2201812), (9978, 2194530), (11254, 1945710), (11916, 1837615), (12909, 1696260), (13260, 1651359), (14895, 1470092), (14967, 1463020), (16630, 1316718), (16881, 1297140), (17212, 1272195), (19860, 1102569), (19890, 1100906), (19956, 1097265), (21515, 1017756), (21619, 1012860), (22508, 972855), (24945, 877812), (25818, 848130), (28135, 778284), (28271, 774540), (29790, 735046), (29934, 731510), (33260, 658359), (33762, 648570), (38727, 565420), (39780, 550453), (43030, 508878), (43238, 506430), (49890, 438906), (50643, 432380), (51636, 424065), (56270, 389142), (56542, 387270), (59580, 367523), (59868, 365755), (64545, 339252), (64857, 337620), (67524, 324285), (73151, 299340), (74835, 292604), (77454, 282710), (84405, 259428), (84813, 258180), (86060, 254439), (86476, 253215), (99780, 219453), (101286, 216190), (108095, 202572), (112540, 194571), (113084, 193635), (129090, 169626), (129714, 168810), (141355, 154908), (146302, 149670)]