218993880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4919}}^1$

素因数の和:4993

約数の個数: 128

約数和(自身を含む): 765158400

約数和(自身を除く): 546164520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 636, 742, 795, 840, 1060, 1113, 1272, 1484, 1590, 1855, 2120, 2226, 2968, 3180, 3710, 4452, 4919, 5565, 6360, 7420, 8904, 9838, 11130, 14757, 14840, 19676, 22260, 24595, 29514, 34433, 39352, 44520, 49190, 59028, 68866, 73785, 98380, 103299, 118056, 137732, 147570, 172165, 196760, 206598, 260707, 275464, 295140, 344330, 413196, 516495, 521414, 590280, 688660, 782121, 826392, 1032990, 1042828, 1303535, 1377320, 1564242, 1824949, 2065980, 2085656, 2607070, 3128484, 3649898, 3910605, 4131960, 5214140, 5474847, 6256968, 7299796, 7821210, 9124745, 10428280, 10949694, 14599592, 15642420, 18249490, 21899388, 27374235, 31284840, 36498980, 43798776, 54748470, 72997960, 109496940, 218993880]

約数ペア:

[(1, 218993880), (2, 109496940), (3, 72997960), (4, 54748470), (5, 43798776), (6, 36498980), (7, 31284840), (8, 27374235), (10, 21899388), (12, 18249490), (14, 15642420), (15, 14599592), (20, 10949694), (21, 10428280), (24, 9124745), (28, 7821210), (30, 7299796), (35, 6256968), (40, 5474847), (42, 5214140), (53, 4131960), (56, 3910605), (60, 3649898), (70, 3128484), (84, 2607070), (105, 2085656), (106, 2065980), (120, 1824949), (140, 1564242), (159, 1377320), (168, 1303535), (210, 1042828), (212, 1032990), (265, 826392), (280, 782121), (318, 688660), (371, 590280), (420, 521414), (424, 516495), (530, 413196), (636, 344330), (742, 295140), (795, 275464), (840, 260707), (1060, 206598), (1113, 196760), (1272, 172165), (1484, 147570), (1590, 137732), (1855, 118056), (2120, 103299), (2226, 98380), (2968, 73785), (3180, 68866), (3710, 59028), (4452, 49190), (4919, 44520), (5565, 39352), (6360, 34433), (7420, 29514), (8904, 24595), (9838, 22260), (11130, 19676), (14757, 14840)]