821627640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{120121}}^1$

素因数の和:120157

約数の個数: 96

約数和(自身を含む): 2810854800

約数和(自身を除く): 1989227160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 120121, 240242, 360363, 480484, 600605, 720726, 960968, 1081089, 1201210, 1441452, 1801815, 2162178, 2282299, 2402420, 2882904, 3603630, 4324356, 4564598, 4804840, 5405445, 6846897, 7207260, 8648712, 9129196, 10810890, 11411495, 13693794, 14414520, 18258392, 20540691, 21621780, 22822990, 27387588, 34234485, 41081382, 43243560, 45645980, 54775176, 68468970, 82162764, 91291960, 102703455, 136937940, 164325528, 205406910, 273875880, 410813820, 821627640]

約数ペア:

[(1, 821627640), (2, 410813820), (3, 273875880), (4, 205406910), (5, 164325528), (6, 136937940), (8, 102703455), (9, 91291960), (10, 82162764), (12, 68468970), (15, 54775176), (18, 45645980), (19, 43243560), (20, 41081382), (24, 34234485), (30, 27387588), (36, 22822990), (38, 21621780), (40, 20540691), (45, 18258392), (57, 14414520), (60, 13693794), (72, 11411495), (76, 10810890), (90, 9129196), (95, 8648712), (114, 7207260), (120, 6846897), (152, 5405445), (171, 4804840), (180, 4564598), (190, 4324356), (228, 3603630), (285, 2882904), (342, 2402420), (360, 2282299), (380, 2162178), (456, 1801815), (570, 1441452), (684, 1201210), (760, 1081089), (855, 960968), (1140, 720726), (1368, 600605), (1710, 480484), (2280, 360363), (3420, 240242), (6840, 120121)]