305130880

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1091}}^1$

素因数の和:1152

約数の個数: 128

約数和(自身を含む): 801964800

約数和(自身を除く): 496833920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 92, 95, 115, 128, 152, 160, 184, 190, 230, 304, 320, 368, 380, 437, 460, 608, 640, 736, 760, 874, 920, 1091, 1216, 1472, 1520, 1748, 1840, 2182, 2185, 2432, 2944, 3040, 3496, 3680, 4364, 4370, 5455, 6080, 6992, 7360, 8728, 8740, 10910, 12160, 13984, 14720, 17456, 17480, 20729, 21820, 25093, 27968, 34912, 34960, 41458, 43640, 50186, 55936, 69824, 69920, 82916, 87280, 100372, 103645, 125465, 139648, 139840, 165832, 174560, 200744, 207290, 250930, 279680, 331664, 349120, 401488, 414580, 476767, 501860, 663328, 698240, 802976, 829160, 953534, 1003720, 1326656, 1605952, 1658320, 1907068, 2007440, 2383835, 2653312, 3211904, 3316640, 3814136, 4014880, 4767670, 6633280, 7628272, 8029760, 9535340, 13266560, 15256544, 16059520, 19070680, 30513088, 38141360, 61026176, 76282720, 152565440, 305130880]

約数ペア:

[(1, 305130880), (2, 152565440), (4, 76282720), (5, 61026176), (8, 38141360), (10, 30513088), (16, 19070680), (19, 16059520), (20, 15256544), (23, 13266560), (32, 9535340), (38, 8029760), (40, 7628272), (46, 6633280), (64, 4767670), (76, 4014880), (80, 3814136), (92, 3316640), (95, 3211904), (115, 2653312), (128, 2383835), (152, 2007440), (160, 1907068), (184, 1658320), (190, 1605952), (230, 1326656), (304, 1003720), (320, 953534), (368, 829160), (380, 802976), (437, 698240), (460, 663328), (608, 501860), (640, 476767), (736, 414580), (760, 401488), (874, 349120), (920, 331664), (1091, 279680), (1216, 250930), (1472, 207290), (1520, 200744), (1748, 174560), (1840, 165832), (2182, 139840), (2185, 139648), (2432, 125465), (2944, 103645), (3040, 100372), (3496, 87280), (3680, 82916), (4364, 69920), (4370, 69824), (5455, 55936), (6080, 50186), (6992, 43640), (7360, 41458), (8728, 34960), (8740, 34912), (10910, 27968), (12160, 25093), (13984, 21820), (14720, 20729), (17456, 17480)]