1249272860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:567

約数の個数: 96

約数和(自身を含む): 2911446720

約数和(自身を除く): 1662173860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 137, 181, 220, 229, 274, 362, 458, 548, 685, 724, 905, 916, 1145, 1370, 1507, 1810, 1991, 2290, 2519, 2740, 3014, 3620, 3982, 4580, 5038, 6028, 7535, 7964, 9955, 10076, 12595, 15070, 19910, 24797, 25190, 30140, 31373, 39820, 41449, 49594, 50380, 62746, 82898, 99188, 123985, 125492, 156865, 165796, 207245, 247970, 272767, 313730, 345103, 414490, 455939, 495940, 545534, 627460, 690206, 828980, 911878, 1091068, 1363835, 1380412, 1725515, 1823756, 2279695, 2727670, 3451030, 4559390, 5455340, 5678513, 6902060, 9118780, 11357026, 22714052, 28392565, 56785130, 62463643, 113570260, 124927286, 249854572, 312318215, 624636430, 1249272860]

約数ペア:

[(1, 1249272860), (2, 624636430), (4, 312318215), (5, 249854572), (10, 124927286), (11, 113570260), (20, 62463643), (22, 56785130), (44, 28392565), (55, 22714052), (110, 11357026), (137, 9118780), (181, 6902060), (220, 5678513), (229, 5455340), (274, 4559390), (362, 3451030), (458, 2727670), (548, 2279695), (685, 1823756), (724, 1725515), (905, 1380412), (916, 1363835), (1145, 1091068), (1370, 911878), (1507, 828980), (1810, 690206), (1991, 627460), (2290, 545534), (2519, 495940), (2740, 455939), (3014, 414490), (3620, 345103), (3982, 313730), (4580, 272767), (5038, 247970), (6028, 207245), (7535, 165796), (7964, 156865), (9955, 125492), (10076, 123985), (12595, 99188), (15070, 82898), (19910, 62746), (24797, 50380), (25190, 49594), (30140, 41449), (31373, 39820)]