289969560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{805471}}^1$

素因数の和:805488

約数の個数: 48

約数和(自身を含む): 942402240

約数和(自身を除く): 652432680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 805471, 1610942, 2416413, 3221884, 4027355, 4832826, 6443768, 7249239, 8054710, 9665652, 12082065, 14498478, 16109420, 19331304, 24164130, 28996956, 32218840, 36246195, 48328260, 57993912, 72492390, 96656520, 144984780, 289969560]

約数ペア:

[(1, 289969560), (2, 144984780), (3, 96656520), (4, 72492390), (5, 57993912), (6, 48328260), (8, 36246195), (9, 32218840), (10, 28996956), (12, 24164130), (15, 19331304), (18, 16109420), (20, 14498478), (24, 12082065), (30, 9665652), (36, 8054710), (40, 7249239), (45, 6443768), (60, 4832826), (72, 4027355), (90, 3221884), (120, 2416413), (180, 1610942), (360, 805471)]