638450160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{7369}}^1$

素因数の和:7423

約数の個数: 120

約数和(自身を含む): 2089129680

約数和(自身を除く): 1450679520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 361, 380, 456, 570, 722, 760, 912, 1083, 1140, 1444, 1520, 1805, 2166, 2280, 2888, 3610, 4332, 4560, 5415, 5776, 7220, 7369, 8664, 10830, 14440, 14738, 17328, 21660, 22107, 28880, 29476, 36845, 43320, 44214, 58952, 73690, 86640, 88428, 110535, 117904, 140011, 147380, 176856, 221070, 280022, 294760, 353712, 420033, 442140, 560044, 589520, 700055, 840066, 884280, 1120088, 1400110, 1680132, 1768560, 2100165, 2240176, 2660209, 2800220, 3360264, 4200330, 5320418, 5600440, 6720528, 7980627, 8400660, 10640836, 11200880, 13301045, 15961254, 16801320, 21281672, 26602090, 31922508, 33602640, 39903135, 42563344, 53204180, 63845016, 79806270, 106408360, 127690032, 159612540, 212816720, 319225080, 638450160]

約数ペア:

[(1, 638450160), (2, 319225080), (3, 212816720), (4, 159612540), (5, 127690032), (6, 106408360), (8, 79806270), (10, 63845016), (12, 53204180), (15, 42563344), (16, 39903135), (19, 33602640), (20, 31922508), (24, 26602090), (30, 21281672), (38, 16801320), (40, 15961254), (48, 13301045), (57, 11200880), (60, 10640836), (76, 8400660), (80, 7980627), (95, 6720528), (114, 5600440), (120, 5320418), (152, 4200330), (190, 3360264), (228, 2800220), (240, 2660209), (285, 2240176), (304, 2100165), (361, 1768560), (380, 1680132), (456, 1400110), (570, 1120088), (722, 884280), (760, 840066), (912, 700055), (1083, 589520), (1140, 560044), (1444, 442140), (1520, 420033), (1805, 353712), (2166, 294760), (2280, 280022), (2888, 221070), (3610, 176856), (4332, 147380), (4560, 140011), (5415, 117904), (5776, 110535), (7220, 88428), (7369, 86640), (8664, 73690), (10830, 58952), (14440, 44214), (14738, 43320), (17328, 36845), (21660, 29476), (22107, 28880)]