215453196

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:402

約数の個数: 180

約数和(自身を含む): 673202376

約数和(自身を除く): 457749180

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 41, 42, 49, 54, 63, 81, 82, 84, 98, 108, 123, 126, 147, 162, 164, 189, 196, 246, 252, 287, 294, 324, 331, 369, 378, 441, 492, 567, 574, 588, 662, 738, 756, 861, 882, 993, 1107, 1134, 1148, 1323, 1324, 1476, 1722, 1764, 1986, 2009, 2214, 2268, 2317, 2583, 2646, 2979, 3321, 3444, 3969, 3972, 4018, 4428, 4634, 5166, 5292, 5958, 6027, 6642, 6951, 7749, 7938, 8036, 8937, 9268, 10332, 11916, 12054, 13284, 13571, 13902, 15498, 15876, 16219, 17874, 18081, 20853, 23247, 24108, 26811, 27142, 27804, 30996, 32438, 35748, 36162, 40713, 41706, 46494, 48657, 53622, 54243, 54284, 62559, 64876, 72324, 81426, 83412, 92988, 94997, 97314, 107244, 108486, 122139, 125118, 145971, 162729, 162852, 187677, 189994, 194628, 216972, 244278, 250236, 284991, 291942, 325458, 366417, 375354, 379988, 437913, 488556, 569982, 583884, 650916, 664979, 732834, 750708, 854973, 875826, 1099251, 1139964, 1313739, 1329958, 1465668, 1709946, 1751652, 1994937, 2198502, 2564919, 2627478, 2659916, 3419892, 3989874, 4397004, 5129838, 5254956, 5984811, 7694757, 7979748, 10259676, 11969622, 15389514, 17954433, 23939244, 30779028, 35908866, 53863299, 71817732, 107726598, 215453196]

約数ペア:

[(1, 215453196), (2, 107726598), (3, 71817732), (4, 53863299), (6, 35908866), (7, 30779028), (9, 23939244), (12, 17954433), (14, 15389514), (18, 11969622), (21, 10259676), (27, 7979748), (28, 7694757), (36, 5984811), (41, 5254956), (42, 5129838), (49, 4397004), (54, 3989874), (63, 3419892), (81, 2659916), (82, 2627478), (84, 2564919), (98, 2198502), (108, 1994937), (123, 1751652), (126, 1709946), (147, 1465668), (162, 1329958), (164, 1313739), (189, 1139964), (196, 1099251), (246, 875826), (252, 854973), (287, 750708), (294, 732834), (324, 664979), (331, 650916), (369, 583884), (378, 569982), (441, 488556), (492, 437913), (567, 379988), (574, 375354), (588, 366417), (662, 325458), (738, 291942), (756, 284991), (861, 250236), (882, 244278), (993, 216972), (1107, 194628), (1134, 189994), (1148, 187677), (1323, 162852), (1324, 162729), (1476, 145971), (1722, 125118), (1764, 122139), (1986, 108486), (2009, 107244), (2214, 97314), (2268, 94997), (2317, 92988), (2583, 83412), (2646, 81426), (2979, 72324), (3321, 64876), (3444, 62559), (3969, 54284), (3972, 54243), (4018, 53622), (4428, 48657), (4634, 46494), (5166, 41706), (5292, 40713), (5958, 36162), (6027, 35748), (6642, 32438), (6951, 30996), (7749, 27804), (7938, 27142), (8036, 26811), (8937, 24108), (9268, 23247), (10332, 20853), (11916, 18081), (12054, 17874), (13284, 16219), (13571, 15876), (13902, 15498)]