20709653616

素因数分解:

$2^4\times 3^6\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1021}}^1$

素因数の和:1131

約数の個数: 280

約数和(自身を含む): 63162249024

約数和(自身を除く): 42452595408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 47, 48, 54, 72, 74, 81, 94, 108, 111, 141, 144, 148, 162, 188, 216, 222, 243, 282, 296, 324, 333, 376, 423, 432, 444, 486, 564, 592, 648, 666, 729, 752, 846, 888, 972, 999, 1021, 1128, 1269, 1296, 1332, 1458, 1692, 1739, 1776, 1944, 1998, 2042, 2256, 2538, 2664, 2916, 2997, 3063, 3384, 3478, 3807, 3888, 3996, 4084, 5076, 5217, 5328, 5832, 5994, 6126, 6768, 6956, 7614, 7992, 8168, 8991, 9189, 10152, 10434, 11421, 11664, 11988, 12252, 13912, 15228, 15651, 15984, 16336, 17982, 18378, 20304, 20868, 22842, 23976, 24504, 26973, 27567, 27824, 30456, 31302, 34263, 35964, 36756, 37777, 41736, 45684, 46953, 47952, 47987, 49008, 53946, 55134, 60912, 62604, 68526, 71928, 73512, 75554, 82701, 83472, 91368, 93906, 95974, 107892, 110268, 113331, 125208, 137052, 140859, 143856, 143961, 147024, 151108, 165402, 182736, 187812, 191948, 215784, 220536, 226662, 248103, 250416, 274104, 281718, 287922, 302216, 330804, 339993, 375624, 383896, 422577, 431568, 431883, 441072, 453324, 496206, 548208, 563436, 575844, 604432, 661608, 679986, 744309, 751248, 767792, 845154, 863766, 906648, 992412, 1019979, 1126872, 1151688, 1267731, 1295649, 1323216, 1359972, 1488618, 1690308, 1727532, 1775519, 1813296, 1984824, 2039958, 2253744, 2303376, 2535462, 2591298, 2719944, 2977236, 3059937, 3380616, 3455064, 3551038, 3886947, 3969648, 4079916, 5070924, 5182596, 5326557, 5439888, 5954472, 6119874, 6761232, 6910128, 7102076, 7773894, 8159832, 9179811, 10141848, 10365192, 10653114, 11660841, 11908944, 12239748, 14204152, 15547788, 15979671, 16319664, 18359622, 20283696, 20730384, 21306228, 23321682, 24479496, 27539433, 28408304, 31095576, 31959342, 34982523, 36719244, 42612456, 46643364, 47939013, 48958992, 55078866, 62191152, 63918684, 69965046, 73438488, 85224912, 93286728, 95878026, 110157732, 127837368, 139930092, 143817039, 146876976, 186573456, 191756052, 220315464, 255674736, 279860184, 287634078, 383512104, 431451117, 440630928, 559720368, 575268156, 767024208, 862902234, 1150536312, 1294353351, 1725804468, 2301072624, 2588706702, 3451608936, 5177413404, 6903217872, 10354826808, 20709653616]

約数ペア:

[(1, 20709653616), (2, 10354826808), (3, 6903217872), (4, 5177413404), (6, 3451608936), (8, 2588706702), (9, 2301072624), (12, 1725804468), (16, 1294353351), (18, 1150536312), (24, 862902234), (27, 767024208), (36, 575268156), (37, 559720368), (47, 440630928), (48, 431451117), (54, 383512104), (72, 287634078), (74, 279860184), (81, 255674736), (94, 220315464), (108, 191756052), (111, 186573456), (141, 146876976), (144, 143817039), (148, 139930092), (162, 127837368), (188, 110157732), (216, 95878026), (222, 93286728), (243, 85224912), (282, 73438488), (296, 69965046), (324, 63918684), (333, 62191152), (376, 55078866), (423, 48958992), (432, 47939013), (444, 46643364), (486, 42612456), (564, 36719244), (592, 34982523), (648, 31959342), (666, 31095576), (729, 28408304), (752, 27539433), (846, 24479496), (888, 23321682), (972, 21306228), (999, 20730384), (1021, 20283696), (1128, 18359622), (1269, 16319664), (1296, 15979671), (1332, 15547788), (1458, 14204152), (1692, 12239748), (1739, 11908944), (1776, 11660841), (1944, 10653114), (1998, 10365192), (2042, 10141848), (2256, 9179811), (2538, 8159832), (2664, 7773894), (2916, 7102076), (2997, 6910128), (3063, 6761232), (3384, 6119874), (3478, 5954472), (3807, 5439888), (3888, 5326557), (3996, 5182596), (4084, 5070924), (5076, 4079916), (5217, 3969648), (5328, 3886947), (5832, 3551038), (5994, 3455064), (6126, 3380616), (6768, 3059937), (6956, 2977236), (7614, 2719944), (7992, 2591298), (8168, 2535462), (8991, 2303376), (9189, 2253744), (10152, 2039958), (10434, 1984824), (11421, 1813296), (11664, 1775519), (11988, 1727532), (12252, 1690308), (13912, 1488618), (15228, 1359972), (15651, 1323216), (15984, 1295649), (16336, 1267731), (17982, 1151688), (18378, 1126872), (20304, 1019979), (20868, 992412), (22842, 906648), (23976, 863766), (24504, 845154), (26973, 767792), (27567, 751248), (27824, 744309), (30456, 679986), (31302, 661608), (34263, 604432), (35964, 575844), (36756, 563436), (37777, 548208), (41736, 496206), (45684, 453324), (46953, 441072), (47952, 431883), (47987, 431568), (49008, 422577), (53946, 383896), (55134, 375624), (60912, 339993), (62604, 330804), (68526, 302216), (71928, 287922), (73512, 281718), (75554, 274104), (82701, 250416), (83472, 248103), (91368, 226662), (93906, 220536), (95974, 215784), (107892, 191948), (110268, 187812), (113331, 182736), (125208, 165402), (137052, 151108), (140859, 147024), (143856, 143961)]