157295680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:708

約数の個数: 112

約数和(自身を含む): 404530560

約数和(自身を除く): 247234880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 41, 64, 76, 80, 82, 95, 152, 160, 164, 190, 205, 304, 320, 328, 380, 410, 608, 631, 656, 760, 779, 820, 1216, 1262, 1312, 1520, 1558, 1640, 2524, 2624, 3040, 3116, 3155, 3280, 3895, 5048, 6080, 6232, 6310, 6560, 7790, 10096, 11989, 12464, 12620, 13120, 15580, 20192, 23978, 24928, 25240, 25871, 31160, 40384, 47956, 49856, 50480, 51742, 59945, 62320, 95912, 100960, 103484, 119890, 124640, 129355, 191824, 201920, 206968, 239780, 249280, 258710, 383648, 413936, 479560, 491549, 517420, 767296, 827872, 959120, 983098, 1034840, 1655744, 1918240, 1966196, 2069680, 2457745, 3836480, 3932392, 4139360, 4915490, 7864784, 8278720, 9830980, 15729568, 19661960, 31459136, 39323920, 78647840, 157295680]

約数ペア:

[(1, 157295680), (2, 78647840), (4, 39323920), (5, 31459136), (8, 19661960), (10, 15729568), (16, 9830980), (19, 8278720), (20, 7864784), (32, 4915490), (38, 4139360), (40, 3932392), (41, 3836480), (64, 2457745), (76, 2069680), (80, 1966196), (82, 1918240), (95, 1655744), (152, 1034840), (160, 983098), (164, 959120), (190, 827872), (205, 767296), (304, 517420), (320, 491549), (328, 479560), (380, 413936), (410, 383648), (608, 258710), (631, 249280), (656, 239780), (760, 206968), (779, 201920), (820, 191824), (1216, 129355), (1262, 124640), (1312, 119890), (1520, 103484), (1558, 100960), (1640, 95912), (2524, 62320), (2624, 59945), (3040, 51742), (3116, 50480), (3155, 49856), (3280, 47956), (3895, 40384), (5048, 31160), (6080, 25871), (6232, 25240), (6310, 24928), (6560, 23978), (7790, 20192), (10096, 15580), (11989, 13120), (12464, 12620)]