15136990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 32182272

約数和(自身を除く): 17045282

約数列:

[1, 2, 5, 10, 11, 22, 23, 31, 46, 55, 62, 110, 115, 155, 193, 230, 253, 310, 341, 386, 506, 682, 713, 965, 1265, 1426, 1705, 1930, 2123, 2530, 3410, 3565, 4246, 4439, 5983, 7130, 7843, 8878, 10615, 11966, 15686, 21230, 22195, 29915, 39215, 44390, 48829, 59830, 65813, 78430, 97658, 131626, 137609, 244145, 275218, 329065, 488290, 658130, 688045, 1376090, 1513699, 3027398, 7568495, 15136990]

約数ペア:

[(1, 15136990), (2, 7568495), (5, 3027398), (10, 1513699), (11, 1376090), (22, 688045), (23, 658130), (31, 488290), (46, 329065), (55, 275218), (62, 244145), (110, 137609), (115, 131626), (155, 97658), (193, 78430), (230, 65813), (253, 59830), (310, 48829), (341, 44390), (386, 39215), (506, 29915), (682, 22195), (713, 21230), (965, 15686), (1265, 11966), (1426, 10615), (1705, 8878), (1930, 7843), (2123, 7130), (2530, 5983), (3410, 4439), (3565, 4246)]