661213440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{57397}}^1$

素因数の和:57424

約数の個数: 108

約数和(自身を含む): 2287769484

約数和(自身を除く): 1626556044

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 57397, 114794, 172191, 229588, 286985, 344382, 459176, 516573, 573970, 688764, 860955, 918352, 1033146, 1147940, 1377528, 1721910, 1836704, 2066292, 2295880, 2582865, 2755056, 3443820, 3673408, 4132584, 4591760, 5165730, 5510112, 6887640, 7346816, 8265168, 9183520, 10331460, 11020224, 13775280, 14693632, 16530336, 18367040, 20662920, 22040448, 27550560, 33060672, 36734080, 41325840, 44080896, 55101120, 66121344, 73468160, 82651680, 110202240, 132242688, 165303360, 220404480, 330606720, 661213440]

約数ペア:

[(1, 661213440), (2, 330606720), (3, 220404480), (4, 165303360), (5, 132242688), (6, 110202240), (8, 82651680), (9, 73468160), (10, 66121344), (12, 55101120), (15, 44080896), (16, 41325840), (18, 36734080), (20, 33060672), (24, 27550560), (30, 22040448), (32, 20662920), (36, 18367040), (40, 16530336), (45, 14693632), (48, 13775280), (60, 11020224), (64, 10331460), (72, 9183520), (80, 8265168), (90, 7346816), (96, 6887640), (120, 5510112), (128, 5165730), (144, 4591760), (160, 4132584), (180, 3673408), (192, 3443820), (240, 2755056), (256, 2582865), (288, 2295880), (320, 2066292), (360, 1836704), (384, 1721910), (480, 1377528), (576, 1147940), (640, 1033146), (720, 918352), (768, 860955), (960, 688764), (1152, 573970), (1280, 516573), (1440, 459176), (1920, 344382), (2304, 286985), (2880, 229588), (3840, 172191), (5760, 114794), (11520, 57397)]