18205040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:127

約数の個数: 160

約数和(自身を含む): 53568000

約数和(自身を除く): 35362960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 29, 35, 38, 40, 56, 58, 59, 70, 76, 80, 95, 112, 116, 118, 133, 140, 145, 152, 190, 203, 232, 236, 266, 280, 290, 295, 304, 380, 406, 413, 464, 472, 532, 551, 560, 580, 590, 665, 760, 812, 826, 944, 1015, 1064, 1102, 1121, 1160, 1180, 1330, 1520, 1624, 1652, 1711, 2030, 2065, 2128, 2204, 2242, 2320, 2360, 2660, 2755, 3248, 3304, 3422, 3857, 4060, 4130, 4408, 4484, 4720, 5320, 5510, 5605, 6608, 6844, 7714, 7847, 8120, 8260, 8555, 8816, 8968, 10640, 11020, 11210, 11977, 13688, 15428, 15694, 16240, 16520, 17110, 17936, 19285, 22040, 22420, 23954, 27376, 30856, 31388, 32509, 33040, 34220, 38570, 39235, 44080, 44840, 47908, 59885, 61712, 62776, 65018, 68440, 77140, 78470, 89680, 95816, 119770, 125552, 130036, 136880, 154280, 156940, 162545, 191632, 227563, 239540, 260072, 308560, 313880, 325090, 455126, 479080, 520144, 627760, 650180, 910252, 958160, 1137815, 1300360, 1820504, 2275630, 2600720, 3641008, 4551260, 9102520, 18205040]

約数ペア:

[(1, 18205040), (2, 9102520), (4, 4551260), (5, 3641008), (7, 2600720), (8, 2275630), (10, 1820504), (14, 1300360), (16, 1137815), (19, 958160), (20, 910252), (28, 650180), (29, 627760), (35, 520144), (38, 479080), (40, 455126), (56, 325090), (58, 313880), (59, 308560), (70, 260072), (76, 239540), (80, 227563), (95, 191632), (112, 162545), (116, 156940), (118, 154280), (133, 136880), (140, 130036), (145, 125552), (152, 119770), (190, 95816), (203, 89680), (232, 78470), (236, 77140), (266, 68440), (280, 65018), (290, 62776), (295, 61712), (304, 59885), (380, 47908), (406, 44840), (413, 44080), (464, 39235), (472, 38570), (532, 34220), (551, 33040), (560, 32509), (580, 31388), (590, 30856), (665, 27376), (760, 23954), (812, 22420), (826, 22040), (944, 19285), (1015, 17936), (1064, 17110), (1102, 16520), (1121, 16240), (1160, 15694), (1180, 15428), (1330, 13688), (1520, 11977), (1624, 11210), (1652, 11020), (1711, 10640), (2030, 8968), (2065, 8816), (2128, 8555), (2204, 8260), (2242, 8120), (2320, 7847), (2360, 7714), (2660, 6844), (2755, 6608), (3248, 5605), (3304, 5510), (3422, 5320), (3857, 4720), (4060, 4484), (4130, 4408)]