170775780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2003}}^1$

素因数の和:2058

約数の個数: 144

約数和(自身を含む): 575709120

約数和(自身を除く): 404933340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 70, 84, 87, 98, 105, 116, 140, 145, 147, 174, 196, 203, 210, 245, 290, 294, 348, 406, 420, 435, 490, 580, 588, 609, 735, 812, 870, 980, 1015, 1218, 1421, 1470, 1740, 2003, 2030, 2436, 2842, 2940, 3045, 4006, 4060, 4263, 5684, 6009, 6090, 7105, 8012, 8526, 10015, 12018, 12180, 14021, 14210, 17052, 20030, 21315, 24036, 28042, 28420, 30045, 40060, 42063, 42630, 56084, 58087, 60090, 70105, 84126, 85260, 98147, 116174, 120180, 140210, 168252, 174261, 196294, 210315, 232348, 280420, 290435, 294441, 348522, 392588, 406609, 420630, 490735, 580870, 588882, 697044, 813218, 841260, 871305, 981470, 1161740, 1177764, 1219827, 1472205, 1626436, 1742610, 1962940, 2033045, 2439654, 2846263, 2944410, 3485220, 4066090, 4879308, 5692526, 5888820, 6099135, 8132180, 8538789, 11385052, 12198270, 14231315, 17077578, 24396540, 28462630, 34155156, 42693945, 56925260, 85387890, 170775780]

約数ペア:

[(1, 170775780), (2, 85387890), (3, 56925260), (4, 42693945), (5, 34155156), (6, 28462630), (7, 24396540), (10, 17077578), (12, 14231315), (14, 12198270), (15, 11385052), (20, 8538789), (21, 8132180), (28, 6099135), (29, 5888820), (30, 5692526), (35, 4879308), (42, 4066090), (49, 3485220), (58, 2944410), (60, 2846263), (70, 2439654), (84, 2033045), (87, 1962940), (98, 1742610), (105, 1626436), (116, 1472205), (140, 1219827), (145, 1177764), (147, 1161740), (174, 981470), (196, 871305), (203, 841260), (210, 813218), (245, 697044), (290, 588882), (294, 580870), (348, 490735), (406, 420630), (420, 406609), (435, 392588), (490, 348522), (580, 294441), (588, 290435), (609, 280420), (735, 232348), (812, 210315), (870, 196294), (980, 174261), (1015, 168252), (1218, 140210), (1421, 120180), (1470, 116174), (1740, 98147), (2003, 85260), (2030, 84126), (2436, 70105), (2842, 60090), (2940, 58087), (3045, 56084), (4006, 42630), (4060, 42063), (4263, 40060), (5684, 30045), (6009, 28420), (6090, 28042), (7105, 24036), (8012, 21315), (8526, 20030), (10015, 17052), (12018, 14210), (12180, 14021)]