205998030

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4139}}^1$

素因数の和:4238

約数の個数: 96

約数和(自身を含む): 620006400

約数和(自身を除く): 414008370

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 79, 90, 105, 126, 158, 210, 237, 315, 395, 474, 553, 630, 711, 790, 1106, 1185, 1422, 1659, 2370, 2765, 3318, 3555, 4139, 4977, 5530, 7110, 8278, 8295, 9954, 12417, 16590, 20695, 24834, 24885, 28973, 37251, 41390, 49770, 57946, 62085, 74502, 86919, 124170, 144865, 173838, 186255, 260757, 289730, 326981, 372510, 434595, 521514, 653962, 869190, 980943, 1303785, 1634905, 1961886, 2288867, 2607570, 2942829, 3269810, 4577734, 4904715, 5885658, 6866601, 9809430, 11444335, 13733202, 14714145, 20599803, 22888670, 29428290, 34333005, 41199606, 68666010, 102999015, 205998030]

約数ペア:

[(1, 205998030), (2, 102999015), (3, 68666010), (5, 41199606), (6, 34333005), (7, 29428290), (9, 22888670), (10, 20599803), (14, 14714145), (15, 13733202), (18, 11444335), (21, 9809430), (30, 6866601), (35, 5885658), (42, 4904715), (45, 4577734), (63, 3269810), (70, 2942829), (79, 2607570), (90, 2288867), (105, 1961886), (126, 1634905), (158, 1303785), (210, 980943), (237, 869190), (315, 653962), (395, 521514), (474, 434595), (553, 372510), (630, 326981), (711, 289730), (790, 260757), (1106, 186255), (1185, 173838), (1422, 144865), (1659, 124170), (2370, 86919), (2765, 74502), (3318, 62085), (3555, 57946), (4139, 49770), (4977, 41390), (5530, 37251), (7110, 28973), (8278, 24885), (8295, 24834), (9954, 20695), (12417, 16590)]