30402990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1601}}^1$

素因数の和:1825

約数の個数: 48

約数和(自身を含む): 79472016

約数和(自身を除く): 49069026

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 211, 422, 633, 1055, 1266, 1601, 1899, 2110, 3165, 3202, 3798, 4803, 6330, 8005, 9495, 9606, 14409, 16010, 18990, 24015, 28818, 48030, 72045, 144090, 337811, 675622, 1013433, 1689055, 2026866, 3040299, 3378110, 5067165, 6080598, 10134330, 15201495, 30402990]

約数ペア:

[(1, 30402990), (2, 15201495), (3, 10134330), (5, 6080598), (6, 5067165), (9, 3378110), (10, 3040299), (15, 2026866), (18, 1689055), (30, 1013433), (45, 675622), (90, 337811), (211, 144090), (422, 72045), (633, 48030), (1055, 28818), (1266, 24015), (1601, 18990), (1899, 16010), (2110, 14409), (3165, 9606), (3202, 9495), (3798, 8005), (4803, 6330)]