2098137720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{9719}}^1$

素因数の和:9997

約数の個数: 128

約数和(自身を含む): 7222348800

約数和(自身を除く): 5124211080

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, 257, 280, 420, 514, 771, 840, 1028, 1285, 1542, 1799, 2056, 2570, 3084, 3598, 3855, 5140, 5397, 6168, 7196, 7710, 8995, 9719, 10280, 10794, 14392, 15420, 17990, 19438, 21588, 26985, 29157, 30840, 35980, 38876, 43176, 48595, 53970, 58314, 68033, 71960, 77752, 97190, 107940, 116628, 136066, 145785, 194380, 204099, 215880, 233256, 272132, 291570, 340165, 388760, 408198, 544264, 583140, 680330, 816396, 1020495, 1166280, 1360660, 1632792, 2040990, 2497783, 2721320, 4081980, 4995566, 7493349, 8163960, 9991132, 12488915, 14986698, 17484481, 19982264, 24977830, 29973396, 34968962, 37466745, 49955660, 52453443, 59946792, 69937924, 74933490, 87422405, 99911320, 104906886, 139875848, 149866980, 174844810, 209813772, 262267215, 299733960, 349689620, 419627544, 524534430, 699379240, 1049068860, 2098137720]

約数ペア:

[(1, 2098137720), (2, 1049068860), (3, 699379240), (4, 524534430), (5, 419627544), (6, 349689620), (7, 299733960), (8, 262267215), (10, 209813772), (12, 174844810), (14, 149866980), (15, 139875848), (20, 104906886), (21, 99911320), (24, 87422405), (28, 74933490), (30, 69937924), (35, 59946792), (40, 52453443), (42, 49955660), (56, 37466745), (60, 34968962), (70, 29973396), (84, 24977830), (105, 19982264), (120, 17484481), (140, 14986698), (168, 12488915), (210, 9991132), (257, 8163960), (280, 7493349), (420, 4995566), (514, 4081980), (771, 2721320), (840, 2497783), (1028, 2040990), (1285, 1632792), (1542, 1360660), (1799, 1166280), (2056, 1020495), (2570, 816396), (3084, 680330), (3598, 583140), (3855, 544264), (5140, 408198), (5397, 388760), (6168, 340165), (7196, 291570), (7710, 272132), (8995, 233256), (9719, 215880), (10280, 204099), (10794, 194380), (14392, 145785), (15420, 136066), (17990, 116628), (19438, 107940), (21588, 97190), (26985, 77752), (29157, 71960), (30840, 68033), (35980, 58314), (38876, 53970), (43176, 48595)]