2021028030

素因数分解:

$2^1\times 3^3\times 5^1\times 7^3\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:333

約数の個数: 256

約数和(自身を含む): 6370560000

約数和(自身を除く): 4349531970

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 90, 98, 105, 126, 135, 139, 147, 157, 189, 210, 245, 270, 278, 294, 314, 315, 343, 378, 417, 441, 471, 490, 630, 686, 695, 735, 785, 834, 882, 942, 945, 973, 1029, 1099, 1251, 1323, 1390, 1413, 1470, 1570, 1715, 1890, 1946, 2058, 2085, 2198, 2205, 2355, 2502, 2646, 2826, 2919, 3087, 3297, 3430, 3753, 4170, 4239, 4410, 4710, 4865, 5145, 5495, 5838, 6174, 6255, 6594, 6615, 6811, 7065, 7506, 7693, 8478, 8757, 9261, 9730, 9891, 10290, 10990, 12510, 13230, 13622, 14130, 14595, 15386, 15435, 16485, 17514, 18522, 18765, 19782, 20433, 21195, 21823, 23079, 26271, 29190, 29673, 30870, 32970, 34055, 37530, 38465, 40866, 42390, 43646, 43785, 46158, 46305, 47677, 49455, 52542, 53851, 59346, 61299, 65469, 68110, 69237, 76930, 87570, 92610, 95354, 98910, 102165, 107702, 109115, 115395, 122598, 130938, 131355, 138474, 143031, 148365, 152761, 161553, 183897, 196407, 204330, 207711, 218230, 230790, 238385, 262710, 269255, 286062, 296730, 305522, 306495, 323106, 327345, 346185, 367794, 392814, 415422, 429093, 458283, 476770, 484659, 538510, 589221, 612990, 654690, 692370, 715155, 763805, 807765, 858186, 916566, 919485, 969318, 982035, 1038555, 1069327, 1178442, 1287279, 1374849, 1430310, 1453977, 1527610, 1615530, 1838970, 1964070, 2077110, 2138654, 2145465, 2291415, 2423295, 2574558, 2749698, 2907954, 2946105, 3207981, 4124547, 4290930, 4582830, 4846590, 5346635, 5892210, 6415962, 6436395, 6874245, 7269885, 7485289, 8249094, 9623943, 10693270, 12872790, 13748490, 14539770, 14970578, 16039905, 19247886, 20622735, 22455867, 28871829, 32079810, 37426445, 41245470, 44911734, 48119715, 57743658, 67367601, 74852890, 96239430, 112279335, 134735202, 144359145, 202102803, 224558670, 288718290, 336838005, 404205606, 673676010, 1010514015, 2021028030]

約数ペア:

[(1, 2021028030), (2, 1010514015), (3, 673676010), (5, 404205606), (6, 336838005), (7, 288718290), (9, 224558670), (10, 202102803), (14, 144359145), (15, 134735202), (18, 112279335), (21, 96239430), (27, 74852890), (30, 67367601), (35, 57743658), (42, 48119715), (45, 44911734), (49, 41245470), (54, 37426445), (63, 32079810), (70, 28871829), (90, 22455867), (98, 20622735), (105, 19247886), (126, 16039905), (135, 14970578), (139, 14539770), (147, 13748490), (157, 12872790), (189, 10693270), (210, 9623943), (245, 8249094), (270, 7485289), (278, 7269885), (294, 6874245), (314, 6436395), (315, 6415962), (343, 5892210), (378, 5346635), (417, 4846590), (441, 4582830), (471, 4290930), (490, 4124547), (630, 3207981), (686, 2946105), (695, 2907954), (735, 2749698), (785, 2574558), (834, 2423295), (882, 2291415), (942, 2145465), (945, 2138654), (973, 2077110), (1029, 1964070), (1099, 1838970), (1251, 1615530), (1323, 1527610), (1390, 1453977), (1413, 1430310), (1470, 1374849), (1570, 1287279), (1715, 1178442), (1890, 1069327), (1946, 1038555), (2058, 982035), (2085, 969318), (2198, 919485), (2205, 916566), (2355, 858186), (2502, 807765), (2646, 763805), (2826, 715155), (2919, 692370), (3087, 654690), (3297, 612990), (3430, 589221), (3753, 538510), (4170, 484659), (4239, 476770), (4410, 458283), (4710, 429093), (4865, 415422), (5145, 392814), (5495, 367794), (5838, 346185), (6174, 327345), (6255, 323106), (6594, 306495), (6615, 305522), (6811, 296730), (7065, 286062), (7506, 269255), (7693, 262710), (8478, 238385), (8757, 230790), (9261, 218230), (9730, 207711), (9891, 204330), (10290, 196407), (10990, 183897), (12510, 161553), (13230, 152761), (13622, 148365), (14130, 143031), (14595, 138474), (15386, 131355), (15435, 130938), (16485, 122598), (17514, 115395), (18522, 109115), (18765, 107702), (19782, 102165), (20433, 98910), (21195, 95354), (21823, 92610), (23079, 87570), (26271, 76930), (29190, 69237), (29673, 68110), (30870, 65469), (32970, 61299), (34055, 59346), (37530, 53851), (38465, 52542), (40866, 49455), (42390, 47677), (43646, 46305), (43785, 46158)]