21727800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{12071}}^1$

素因数の和:12093

約数の個数: 72

約数和(自身を含む): 72975240

約数和(自身を除く): 51247440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 12071, 24142, 36213, 48284, 60355, 72426, 96568, 108639, 120710, 144852, 181065, 217278, 241420, 289704, 301775, 362130, 434556, 482840, 543195, 603550, 724260, 869112, 905325, 1086390, 1207100, 1448520, 1810650, 2172780, 2414200, 2715975, 3621300, 4345560, 5431950, 7242600, 10863900, 21727800]

約数ペア:

[(1, 21727800), (2, 10863900), (3, 7242600), (4, 5431950), (5, 4345560), (6, 3621300), (8, 2715975), (9, 2414200), (10, 2172780), (12, 1810650), (15, 1448520), (18, 1207100), (20, 1086390), (24, 905325), (25, 869112), (30, 724260), (36, 603550), (40, 543195), (45, 482840), (50, 434556), (60, 362130), (72, 301775), (75, 289704), (90, 241420), (100, 217278), (120, 181065), (150, 144852), (180, 120710), (200, 108639), (225, 96568), (300, 72426), (360, 60355), (450, 48284), (600, 36213), (900, 24142), (1800, 12071)]