217064170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:463

約数の個数: 64

約数和(自身を含む): 429235200

約数和(自身を除く): 212171030

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 137, 155, 190, 269, 274, 310, 538, 589, 685, 1178, 1345, 1370, 2603, 2690, 2945, 4247, 5111, 5206, 5890, 8339, 8494, 10222, 13015, 16678, 21235, 25555, 26030, 36853, 41695, 42470, 51110, 73706, 80693, 83390, 158441, 161386, 184265, 316882, 368530, 403465, 700207, 792205, 806930, 1142443, 1400414, 1584410, 2284886, 3501035, 5712215, 7002070, 11424430, 21706417, 43412834, 108532085, 217064170]

約数ペア:

[(1, 217064170), (2, 108532085), (5, 43412834), (10, 21706417), (19, 11424430), (31, 7002070), (38, 5712215), (62, 3501035), (95, 2284886), (137, 1584410), (155, 1400414), (190, 1142443), (269, 806930), (274, 792205), (310, 700207), (538, 403465), (589, 368530), (685, 316882), (1178, 184265), (1345, 161386), (1370, 158441), (2603, 83390), (2690, 80693), (2945, 73706), (4247, 51110), (5111, 42470), (5206, 41695), (5890, 36853), (8339, 26030), (8494, 25555), (10222, 21235), (13015, 16678)]