2639104440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1069}}^1\times {\mathrm{2939}}^1$

素因数の和:4029

約数の個数: 128

約数和(自身を含む): 9059904000

約数和(自身を除く): 6420799560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1069, 2138, 2939, 3207, 4276, 5345, 5878, 6414, 7483, 8552, 8817, 10690, 11756, 12828, 14695, 14966, 16035, 17634, 20573, 21380, 22449, 23512, 25656, 29390, 29932, 32070, 35268, 37415, 41146, 42760, 44085, 44898, 58780, 59864, 61719, 64140, 70536, 74830, 82292, 88170, 89796, 102865, 112245, 117560, 123438, 128280, 149660, 164584, 176340, 179592, 205730, 224490, 246876, 299320, 308595, 352680, 411460, 448980, 493752, 617190, 822920, 897960, 1234380, 2468760, 3141791, 6283582, 9425373, 12567164, 15708955, 18850746, 21992537, 25134328, 31417910, 37701492, 43985074, 47126865, 62835820, 65977611, 75402984, 87970148, 94253730, 109962685, 125671640, 131955222, 175940296, 188507460, 219925370, 263910444, 329888055, 377014920, 439850740, 527820888, 659776110, 879701480, 1319552220, 2639104440]

約数ペア:

[(1, 2639104440), (2, 1319552220), (3, 879701480), (4, 659776110), (5, 527820888), (6, 439850740), (7, 377014920), (8, 329888055), (10, 263910444), (12, 219925370), (14, 188507460), (15, 175940296), (20, 131955222), (21, 125671640), (24, 109962685), (28, 94253730), (30, 87970148), (35, 75402984), (40, 65977611), (42, 62835820), (56, 47126865), (60, 43985074), (70, 37701492), (84, 31417910), (105, 25134328), (120, 21992537), (140, 18850746), (168, 15708955), (210, 12567164), (280, 9425373), (420, 6283582), (840, 3141791), (1069, 2468760), (2138, 1234380), (2939, 897960), (3207, 822920), (4276, 617190), (5345, 493752), (5878, 448980), (6414, 411460), (7483, 352680), (8552, 308595), (8817, 299320), (10690, 246876), (11756, 224490), (12828, 205730), (14695, 179592), (14966, 176340), (16035, 164584), (17634, 149660), (20573, 128280), (21380, 123438), (22449, 117560), (23512, 112245), (25656, 102865), (29390, 89796), (29932, 88170), (32070, 82292), (35268, 74830), (37415, 70536), (41146, 64140), (42760, 61719), (44085, 59864), (44898, 58780)]