225620480

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2843}}^1$

素因数の和:2897

約数の個数: 80

約数和(自身を含む): 558607104

約数和(自身を除く): 332986624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 2843, 3968, 4960, 5686, 7936, 9920, 11372, 14215, 15872, 19840, 22744, 28430, 39680, 45488, 56860, 79360, 88133, 90976, 113720, 176266, 181952, 227440, 352532, 363904, 440665, 454880, 705064, 727808, 881330, 909760, 1410128, 1455616, 1762660, 1819520, 2820256, 3525320, 3639040, 5640512, 7050640, 7278080, 11281024, 14101280, 22562048, 28202560, 45124096, 56405120, 112810240, 225620480]

約数ペア:

[(1, 225620480), (2, 112810240), (4, 56405120), (5, 45124096), (8, 28202560), (10, 22562048), (16, 14101280), (20, 11281024), (31, 7278080), (32, 7050640), (40, 5640512), (62, 3639040), (64, 3525320), (80, 2820256), (124, 1819520), (128, 1762660), (155, 1455616), (160, 1410128), (248, 909760), (256, 881330), (310, 727808), (320, 705064), (496, 454880), (512, 440665), (620, 363904), (640, 352532), (992, 227440), (1240, 181952), (1280, 176266), (1984, 113720), (2480, 90976), (2560, 88133), (2843, 79360), (3968, 56860), (4960, 45488), (5686, 39680), (7936, 28430), (9920, 22744), (11372, 19840), (14215, 15872)]