2478421638

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{643}}^1$

素因数の和:781

約数の個数: 192

約数和(自身を含む): 7021228032

約数和(自身を除く): 4542806394

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 81, 99, 103, 126, 154, 162, 189, 198, 206, 231, 243, 297, 309, 378, 462, 486, 567, 594, 618, 643, 693, 721, 891, 927, 1133, 1134, 1286, 1386, 1442, 1701, 1782, 1854, 1929, 2079, 2163, 2266, 2673, 2781, 3399, 3402, 3858, 4158, 4326, 4501, 5346, 5562, 5787, 6237, 6489, 6798, 7073, 7931, 8343, 9002, 10197, 11574, 12474, 12978, 13503, 14146, 15862, 16686, 17361, 18711, 19467, 20394, 21219, 23793, 25029, 27006, 30591, 34722, 37422, 38934, 40509, 42438, 47586, 49511, 50058, 52083, 58401, 61182, 63657, 66229, 71379, 81018, 91773, 99022, 104166, 116802, 121527, 127314, 132458, 142758, 148533, 156249, 175203, 183546, 190971, 198687, 214137, 243054, 275319, 297066, 312498, 350406, 364581, 381942, 397374, 428274, 445599, 463603, 550638, 572913, 596061, 642411, 728519, 729162, 891198, 927206, 1093743, 1145826, 1192122, 1284822, 1336797, 1390809, 1457038, 1718739, 1788183, 1927233, 2185557, 2187486, 2673594, 2781618, 3437478, 3576366, 3854466, 4010391, 4172427, 4371114, 5099633, 5364549, 6556671, 8020782, 8344854, 10199266, 10729098, 12031173, 12517281, 13113342, 15298899, 16093647, 19670013, 24062346, 25034562, 30597798, 32187294, 37551843, 39340026, 45896697, 59010039, 75103686, 91793394, 112655529, 118020078, 137690091, 177030117, 225311058, 275380182, 354060234, 413070273, 826140546, 1239210819, 2478421638]

約数ペア:

[(1, 2478421638), (2, 1239210819), (3, 826140546), (6, 413070273), (7, 354060234), (9, 275380182), (11, 225311058), (14, 177030117), (18, 137690091), (21, 118020078), (22, 112655529), (27, 91793394), (33, 75103686), (42, 59010039), (54, 45896697), (63, 39340026), (66, 37551843), (77, 32187294), (81, 30597798), (99, 25034562), (103, 24062346), (126, 19670013), (154, 16093647), (162, 15298899), (189, 13113342), (198, 12517281), (206, 12031173), (231, 10729098), (243, 10199266), (297, 8344854), (309, 8020782), (378, 6556671), (462, 5364549), (486, 5099633), (567, 4371114), (594, 4172427), (618, 4010391), (643, 3854466), (693, 3576366), (721, 3437478), (891, 2781618), (927, 2673594), (1133, 2187486), (1134, 2185557), (1286, 1927233), (1386, 1788183), (1442, 1718739), (1701, 1457038), (1782, 1390809), (1854, 1336797), (1929, 1284822), (2079, 1192122), (2163, 1145826), (2266, 1093743), (2673, 927206), (2781, 891198), (3399, 729162), (3402, 728519), (3858, 642411), (4158, 596061), (4326, 572913), (4501, 550638), (5346, 463603), (5562, 445599), (5787, 428274), (6237, 397374), (6489, 381942), (6798, 364581), (7073, 350406), (7931, 312498), (8343, 297066), (9002, 275319), (10197, 243054), (11574, 214137), (12474, 198687), (12978, 190971), (13503, 183546), (14146, 175203), (15862, 156249), (16686, 148533), (17361, 142758), (18711, 132458), (19467, 127314), (20394, 121527), (21219, 116802), (23793, 104166), (25029, 99022), (27006, 91773), (30591, 81018), (34722, 71379), (37422, 66229), (38934, 63657), (40509, 61182), (42438, 58401), (47586, 52083), (49511, 50058)]