30638300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 86994432

約数和(自身を除く): 56356132

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 25, 28, 35, 44, 46, 50, 55, 70, 77, 92, 100, 110, 115, 140, 154, 161, 173, 175, 220, 230, 253, 275, 308, 322, 346, 350, 385, 460, 506, 550, 575, 644, 692, 700, 770, 805, 865, 1012, 1100, 1150, 1211, 1265, 1540, 1610, 1730, 1771, 1903, 1925, 2300, 2422, 2530, 3220, 3460, 3542, 3806, 3850, 3979, 4025, 4325, 4844, 5060, 6055, 6325, 7084, 7612, 7700, 7958, 8050, 8650, 8855, 9515, 12110, 12650, 13321, 15916, 16100, 17300, 17710, 19030, 19895, 24220, 25300, 26642, 27853, 30275, 35420, 38060, 39790, 43769, 44275, 47575, 53284, 55706, 60550, 66605, 79580, 87538, 88550, 95150, 99475, 111412, 121100, 133210, 139265, 175076, 177100, 190300, 198950, 218845, 266420, 278530, 306383, 333025, 397900, 437690, 557060, 612766, 666050, 696325, 875380, 1094225, 1225532, 1332100, 1392650, 1531915, 2188450, 2785300, 3063830, 4376900, 6127660, 7659575, 15319150, 30638300]

約数ペア:

[(1, 30638300), (2, 15319150), (4, 7659575), (5, 6127660), (7, 4376900), (10, 3063830), (11, 2785300), (14, 2188450), (20, 1531915), (22, 1392650), (23, 1332100), (25, 1225532), (28, 1094225), (35, 875380), (44, 696325), (46, 666050), (50, 612766), (55, 557060), (70, 437690), (77, 397900), (92, 333025), (100, 306383), (110, 278530), (115, 266420), (140, 218845), (154, 198950), (161, 190300), (173, 177100), (175, 175076), (220, 139265), (230, 133210), (253, 121100), (275, 111412), (308, 99475), (322, 95150), (346, 88550), (350, 87538), (385, 79580), (460, 66605), (506, 60550), (550, 55706), (575, 53284), (644, 47575), (692, 44275), (700, 43769), (770, 39790), (805, 38060), (865, 35420), (1012, 30275), (1100, 27853), (1150, 26642), (1211, 25300), (1265, 24220), (1540, 19895), (1610, 19030), (1730, 17710), (1771, 17300), (1903, 16100), (1925, 15916), (2300, 13321), (2422, 12650), (2530, 12110), (3220, 9515), (3460, 8855), (3542, 8650), (3806, 8050), (3850, 7958), (3979, 7700), (4025, 7612), (4325, 7084), (4844, 6325), (5060, 6055)]