144401920

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4339}}^1$

素因数の和:4375

約数の個数: 80

約数和(自身を含む): 372944880

約数和(自身を除く): 228542960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 4339, 6656, 8320, 8678, 16640, 17356, 21695, 33280, 34712, 43390, 56407, 69424, 86780, 112814, 138848, 173560, 225628, 277696, 282035, 347120, 451256, 555392, 564070, 694240, 902512, 1110784, 1128140, 1388480, 1805024, 2221568, 2256280, 2776960, 3610048, 4512560, 5553920, 7220096, 9025120, 11107840, 14440192, 18050240, 28880384, 36100480, 72200960, 144401920]

約数ペア:

[(1, 144401920), (2, 72200960), (4, 36100480), (5, 28880384), (8, 18050240), (10, 14440192), (13, 11107840), (16, 9025120), (20, 7220096), (26, 5553920), (32, 4512560), (40, 3610048), (52, 2776960), (64, 2256280), (65, 2221568), (80, 1805024), (104, 1388480), (128, 1128140), (130, 1110784), (160, 902512), (208, 694240), (256, 564070), (260, 555392), (320, 451256), (416, 347120), (512, 282035), (520, 277696), (640, 225628), (832, 173560), (1040, 138848), (1280, 112814), (1664, 86780), (2080, 69424), (2560, 56407), (3328, 43390), (4160, 34712), (4339, 33280), (6656, 21695), (8320, 17356), (8678, 16640)]