78222900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{193}}^2$

素因数の和:410

約数の個数: 108

約数和(自身を含む): 260004192

約数和(自身を除く): 181781292

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 193, 210, 300, 350, 386, 420, 525, 579, 700, 772, 965, 1050, 1158, 1351, 1930, 2100, 2316, 2702, 2895, 3860, 4053, 4825, 5404, 5790, 6755, 8106, 9650, 11580, 13510, 14475, 16212, 19300, 20265, 27020, 28950, 33775, 37249, 40530, 57900, 67550, 74498, 81060, 101325, 111747, 135100, 148996, 186245, 202650, 223494, 260743, 372490, 405300, 446988, 521486, 558735, 744980, 782229, 931225, 1042972, 1117470, 1303715, 1564458, 1862450, 2234940, 2607430, 2793675, 3128916, 3724900, 3911145, 5214860, 5587350, 6518575, 7822290, 11174700, 13037150, 15644580, 19555725, 26074300, 39111450, 78222900]

約数ペア:

[(1, 78222900), (2, 39111450), (3, 26074300), (4, 19555725), (5, 15644580), (6, 13037150), (7, 11174700), (10, 7822290), (12, 6518575), (14, 5587350), (15, 5214860), (20, 3911145), (21, 3724900), (25, 3128916), (28, 2793675), (30, 2607430), (35, 2234940), (42, 1862450), (50, 1564458), (60, 1303715), (70, 1117470), (75, 1042972), (84, 931225), (100, 782229), (105, 744980), (140, 558735), (150, 521486), (175, 446988), (193, 405300), (210, 372490), (300, 260743), (350, 223494), (386, 202650), (420, 186245), (525, 148996), (579, 135100), (700, 111747), (772, 101325), (965, 81060), (1050, 74498), (1158, 67550), (1351, 57900), (1930, 40530), (2100, 37249), (2316, 33775), (2702, 28950), (2895, 27020), (3860, 20265), (4053, 19300), (4825, 16212), (5404, 14475), (5790, 13510), (6755, 11580), (8106, 9650)]