909067140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{82793}}^1$

素因数の和:82869

約数の個数: 72

約数和(自身を含む): 2802742488

約数和(自身を除く): 1893675348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 82793, 165586, 248379, 331172, 413965, 496758, 745137, 827930, 993516, 1241895, 1490274, 1655860, 2483790, 2980548, 3725685, 4967580, 5050373, 7451370, 10100746, 14902740, 15151119, 20201492, 25251865, 30302238, 45453357, 50503730, 60604476, 75755595, 90906714, 101007460, 151511190, 181813428, 227266785, 303022380, 454533570, 909067140]

約数ペア:

[(1, 909067140), (2, 454533570), (3, 303022380), (4, 227266785), (5, 181813428), (6, 151511190), (9, 101007460), (10, 90906714), (12, 75755595), (15, 60604476), (18, 50503730), (20, 45453357), (30, 30302238), (36, 25251865), (45, 20201492), (60, 15151119), (61, 14902740), (90, 10100746), (122, 7451370), (180, 5050373), (183, 4967580), (244, 3725685), (305, 2980548), (366, 2483790), (549, 1655860), (610, 1490274), (732, 1241895), (915, 993516), (1098, 827930), (1220, 745137), (1830, 496758), (2196, 413965), (2745, 331172), (3660, 248379), (5490, 165586), (10980, 82793)]