788346160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{631}}^1$

素因数の和:771

約数の個数: 160

約数和(自身を含む): 2211858432

約数和(自身を除く): 1423512272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 97, 112, 115, 140, 161, 184, 194, 230, 280, 322, 368, 388, 460, 485, 560, 631, 644, 679, 776, 805, 920, 970, 1262, 1288, 1358, 1552, 1610, 1840, 1940, 2231, 2524, 2576, 2716, 3155, 3220, 3395, 3880, 4417, 4462, 5048, 5432, 6310, 6440, 6790, 7760, 8834, 8924, 10096, 10864, 11155, 12620, 12880, 13580, 14513, 15617, 17668, 17848, 22085, 22310, 25240, 27160, 29026, 31234, 35336, 35696, 44170, 44620, 50480, 54320, 58052, 61207, 62468, 70672, 72565, 78085, 88340, 89240, 101591, 116104, 122414, 124936, 145130, 156170, 176680, 178480, 203182, 232208, 244828, 249872, 290260, 306035, 312340, 353360, 406364, 428449, 489656, 507955, 580520, 612070, 624680, 812728, 856898, 979312, 1015910, 1161040, 1224140, 1249360, 1407761, 1625456, 1713796, 2031820, 2142245, 2448280, 2815522, 3427592, 4063640, 4284490, 4896560, 5631044, 6855184, 7038805, 8127280, 8568980, 9854327, 11262088, 14077610, 17137960, 19708654, 22524176, 28155220, 34275920, 39417308, 49271635, 56310440, 78834616, 98543270, 112620880, 157669232, 197086540, 394173080, 788346160]

約数ペア:

[(1, 788346160), (2, 394173080), (4, 197086540), (5, 157669232), (7, 112620880), (8, 98543270), (10, 78834616), (14, 56310440), (16, 49271635), (20, 39417308), (23, 34275920), (28, 28155220), (35, 22524176), (40, 19708654), (46, 17137960), (56, 14077610), (70, 11262088), (80, 9854327), (92, 8568980), (97, 8127280), (112, 7038805), (115, 6855184), (140, 5631044), (161, 4896560), (184, 4284490), (194, 4063640), (230, 3427592), (280, 2815522), (322, 2448280), (368, 2142245), (388, 2031820), (460, 1713796), (485, 1625456), (560, 1407761), (631, 1249360), (644, 1224140), (679, 1161040), (776, 1015910), (805, 979312), (920, 856898), (970, 812728), (1262, 624680), (1288, 612070), (1358, 580520), (1552, 507955), (1610, 489656), (1840, 428449), (1940, 406364), (2231, 353360), (2524, 312340), (2576, 306035), (2716, 290260), (3155, 249872), (3220, 244828), (3395, 232208), (3880, 203182), (4417, 178480), (4462, 176680), (5048, 156170), (5432, 145130), (6310, 124936), (6440, 122414), (6790, 116104), (7760, 101591), (8834, 89240), (8924, 88340), (10096, 78085), (10864, 72565), (11155, 70672), (12620, 62468), (12880, 61207), (13580, 58052), (14513, 54320), (15617, 50480), (17668, 44620), (17848, 44170), (22085, 35696), (22310, 35336), (25240, 31234), (27160, 29026)]