667458220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:296

約数の個数: 192

約数和(自身を含む): 1767951360

約数和(自身を除く): 1100493140

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 71, 76, 95, 110, 130, 142, 143, 173, 190, 209, 220, 247, 260, 284, 286, 346, 355, 380, 418, 494, 572, 692, 710, 715, 781, 836, 865, 923, 988, 1045, 1235, 1349, 1420, 1430, 1562, 1730, 1846, 1903, 2090, 2249, 2470, 2698, 2717, 2860, 3124, 3287, 3460, 3692, 3806, 3905, 4180, 4498, 4615, 4940, 5396, 5434, 6574, 6745, 7612, 7810, 8996, 9230, 9515, 10153, 10868, 11245, 12283, 13148, 13490, 13585, 14839, 15620, 16435, 17537, 18460, 19030, 20306, 22490, 24566, 24739, 26980, 27170, 29678, 32870, 35074, 36157, 38060, 40612, 42731, 44980, 49132, 49478, 50765, 54340, 59356, 61415, 65740, 70148, 72314, 74195, 85462, 87685, 98956, 101530, 122830, 123695, 135113, 144628, 148390, 159679, 170924, 175370, 180785, 192907, 203060, 213655, 233377, 245660, 247390, 270226, 296780, 319358, 350740, 361570, 385814, 427310, 466754, 470041, 494780, 540452, 638716, 675565, 723140, 771628, 798395, 854620, 933508, 940082, 964535, 1166885, 1351130, 1596790, 1756469, 1880164, 1929070, 2333770, 2350205, 2567147, 2702260, 3033901, 3193580, 3512938, 3858140, 4667540, 4700410, 5134294, 6067802, 7025876, 8782345, 9400820, 10268588, 12135604, 12835735, 15169505, 17564690, 25671470, 30339010, 33372911, 35129380, 51342940, 60678020, 66745822, 133491644, 166864555, 333729110, 667458220]

約数ペア:

[(1, 667458220), (2, 333729110), (4, 166864555), (5, 133491644), (10, 66745822), (11, 60678020), (13, 51342940), (19, 35129380), (20, 33372911), (22, 30339010), (26, 25671470), (38, 17564690), (44, 15169505), (52, 12835735), (55, 12135604), (65, 10268588), (71, 9400820), (76, 8782345), (95, 7025876), (110, 6067802), (130, 5134294), (142, 4700410), (143, 4667540), (173, 3858140), (190, 3512938), (209, 3193580), (220, 3033901), (247, 2702260), (260, 2567147), (284, 2350205), (286, 2333770), (346, 1929070), (355, 1880164), (380, 1756469), (418, 1596790), (494, 1351130), (572, 1166885), (692, 964535), (710, 940082), (715, 933508), (781, 854620), (836, 798395), (865, 771628), (923, 723140), (988, 675565), (1045, 638716), (1235, 540452), (1349, 494780), (1420, 470041), (1430, 466754), (1562, 427310), (1730, 385814), (1846, 361570), (1903, 350740), (2090, 319358), (2249, 296780), (2470, 270226), (2698, 247390), (2717, 245660), (2860, 233377), (3124, 213655), (3287, 203060), (3460, 192907), (3692, 180785), (3806, 175370), (3905, 170924), (4180, 159679), (4498, 148390), (4615, 144628), (4940, 135113), (5396, 123695), (5434, 122830), (6574, 101530), (6745, 98956), (7612, 87685), (7810, 85462), (8996, 74195), (9230, 72314), (9515, 70148), (10153, 65740), (10868, 61415), (11245, 59356), (12283, 54340), (13148, 50765), (13490, 49478), (13585, 49132), (14839, 44980), (15620, 42731), (16435, 40612), (17537, 38060), (18460, 36157), (19030, 35074), (20306, 32870), (22490, 29678), (24566, 27170), (24739, 26980)]