313489360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6653}}^1$

素因数の和:6716

約数の個数: 80

約数和(自身を含む): 792092160

約数和(自身を除く): 478602800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 620, 760, 1178, 1240, 1520, 2356, 2480, 2945, 4712, 5890, 6653, 9424, 11780, 13306, 23560, 26612, 33265, 47120, 53224, 66530, 106448, 126407, 133060, 206243, 252814, 266120, 412486, 505628, 532240, 632035, 824972, 1011256, 1031215, 1264070, 1649944, 2022512, 2062430, 2528140, 3299888, 3918617, 4124860, 5056280, 7837234, 8249720, 10112560, 15674468, 16499440, 19593085, 31348936, 39186170, 62697872, 78372340, 156744680, 313489360]

約数ペア:

[(1, 313489360), (2, 156744680), (4, 78372340), (5, 62697872), (8, 39186170), (10, 31348936), (16, 19593085), (19, 16499440), (20, 15674468), (31, 10112560), (38, 8249720), (40, 7837234), (62, 5056280), (76, 4124860), (80, 3918617), (95, 3299888), (124, 2528140), (152, 2062430), (155, 2022512), (190, 1649944), (248, 1264070), (304, 1031215), (310, 1011256), (380, 824972), (496, 632035), (589, 532240), (620, 505628), (760, 412486), (1178, 266120), (1240, 252814), (1520, 206243), (2356, 133060), (2480, 126407), (2945, 106448), (4712, 66530), (5890, 53224), (6653, 47120), (9424, 33265), (11780, 26612), (13306, 23560)]