245829220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7109}}^1$

素因数の和:7157

約数の個数: 96

約数和(自身を含む): 668908800

約数和(自身を除く): 423079580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 91, 95, 130, 133, 140, 182, 190, 247, 260, 266, 364, 380, 455, 494, 532, 665, 910, 988, 1235, 1330, 1729, 1820, 2470, 2660, 3458, 4940, 6916, 7109, 8645, 14218, 17290, 28436, 34580, 35545, 49763, 71090, 92417, 99526, 135071, 142180, 184834, 199052, 248815, 270142, 369668, 462085, 497630, 540284, 646919, 675355, 924170, 945497, 995260, 1293838, 1350710, 1755923, 1848340, 1890994, 2587676, 2701420, 3234595, 3511846, 3781988, 4727485, 6469190, 7023692, 8779615, 9454970, 12291461, 12938380, 17559230, 18909940, 24582922, 35118460, 49165844, 61457305, 122914610, 245829220]

約数ペア:

[(1, 245829220), (2, 122914610), (4, 61457305), (5, 49165844), (7, 35118460), (10, 24582922), (13, 18909940), (14, 17559230), (19, 12938380), (20, 12291461), (26, 9454970), (28, 8779615), (35, 7023692), (38, 6469190), (52, 4727485), (65, 3781988), (70, 3511846), (76, 3234595), (91, 2701420), (95, 2587676), (130, 1890994), (133, 1848340), (140, 1755923), (182, 1350710), (190, 1293838), (247, 995260), (260, 945497), (266, 924170), (364, 675355), (380, 646919), (455, 540284), (494, 497630), (532, 462085), (665, 369668), (910, 270142), (988, 248815), (1235, 199052), (1330, 184834), (1729, 142180), (1820, 135071), (2470, 99526), (2660, 92417), (3458, 71090), (4940, 49763), (6916, 35545), (7109, 34580), (8645, 28436), (14218, 17290)]